{"id":1859,"date":"2026-07-24T03:03:47","date_gmt":"2026-07-24T03:03:47","guid":{"rendered":"https:\/\/viettelvtt.com\/?p=1859"},"modified":"2026-07-24T07:36:41","modified_gmt":"2026-07-24T07:36:41","slug":"reset-modem-viettel","status":"publish","type":"post","link":"https:\/\/viettelvtt.com\/reset-modem-viettel\/","title":{"rendered":"Khi N\u00e0o N\u00ean Reset Modem Viettel? C\u00e1ch Th\u1ef1c Hi\u1ec7n \u0110\u00fang"},"content":{"rendered":"<p><span style=\"font-family: 'times new roman', times, serif;\"><strong><a href=\"https:\/\/viettelvtt.com\/huong-dan-su-dung-internet-viettel\/\">Reset modem Viettel<\/a><\/strong> th\u01b0\u1eddng \u0111\u01b0\u1ee3c nh\u1eafc \u0111\u1ebfn khi WiFi ch\u1eadm, modem kh\u00f4ng c\u00f3 m\u1ea1ng, kh\u00f4ng truy c\u1eadp \u0111\u01b0\u1ee3c trang qu\u1ea3n tr\u1ecb ho\u1eb7c thi\u1ebft b\u1ecb ho\u1ea1t \u0111\u1ed9ng b\u1ea5t th\u01b0\u1eddng. Tuy nhi\u00ean, nhi\u1ec1u ng\u01b0\u1eddi v\u1eabn nh\u1ea7m l\u1eabn gi\u1eefa reset modem v\u00e0 kh\u1edfi \u0111\u1ed9ng l\u1ea1i modem, d\u1eabn \u0111\u1ebfn thao t\u00e1c sai v\u00e0 l\u00e0m m\u1ea5t c\u1ea5u h\u00ecnh Internet \u0111ang s\u1eed d\u1ee5ng.<\/span><\/p>\n<p><span style=\"font-family: 'times new roman', times, serif;\">Tr\u00ean th\u1ef1c t\u1ebf, kh\u1edfi \u0111\u1ed9ng l\u1ea1i modem Viettel ch\u1ec9 l\u00e0 t\u1eaft r\u1ed3i b\u1eadt thi\u1ebft b\u1ecb \u0111\u1ec3 l\u00e0m m\u1edbi k\u1ebft n\u1ed1i. Trong khi \u0111\u00f3, reset b\u1eb1ng n\u00fat v\u1eadt l\u00fd th\u01b0\u1eddng \u0111\u01b0a modem v\u1ec1 tr\u1ea1ng th\u00e1i m\u1eb7c \u0111\u1ecbnh ban \u0111\u1ea7u, c\u00f3 th\u1ec3 x\u00f3a t\u00ean WiFi, m\u1eadt kh\u1ea9u, c\u1ea5u h\u00ecnh WAN, PPPoE, Mesh WiFi v\u00e0 c\u00e1c thi\u1ebft l\u1eadp n\u00e2ng cao. Viettel c\u0169ng l\u01b0u \u00fd r\u1eb1ng sau khi reset, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 ph\u1ea3i c\u1ea5u h\u00ecnh l\u1ea1i modem th\u00ec \u0111\u01b0\u1eddng truy\u1ec1n m\u1edbi ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng. Viettel h\u01b0\u1edbng d\u1eabn reset v\u00e0 c\u1ea5u h\u00ecnh l\u1ea1i modem WiFi.<\/span><\/p>\n<p><span style=\"font-family: 'times new roman', times, serif;\">B\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y gi\u00fap b\u1ea1n bi\u1ebft ch\u00ednh x\u00e1c khi n\u00e0o n\u00ean reboot, khi n\u00e0o c\u1ea7n reset modem Viettel v\u00e0 c\u00e1ch th\u1ef1c hi\u1ec7n an to\u00e0n cho c\u00e1c thi\u1ebft b\u1ecb ONT, GPON, modem WiFi gia \u0111\u00ecnh ho\u1eb7c b\u1ed9 ph\u00e1t ph\u1ee5.<\/span><\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Mu\u0323c Lu\u0323c<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/viettelvtt.com\/reset-modem-viettel\/#Reset_modem_va_reboot_modem_Viettel_khac_nhau_the_nao\" >Reset modem v\u00e0 reboot modem Viettel kh\u00e1c nhau th\u1ebf n\u00e0o?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/viettelvtt.com\/reset-modem-viettel\/#Khi_nao_nen_khoi_dong_lai_modem_Viettel\" >Khi n\u00e0o n\u00ean kh\u1edfi \u0111\u1ed9ng l\u1ea1i modem Viettel?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/viettelvtt.com\/reset-modem-viettel\/#Khi_nao_nen_reset_modem_Viettel\" >Khi n\u00e0o n\u00ean reset modem Viettel?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/viettelvtt.com\/reset-modem-viettel\/#Kiem_tra_truoc_khi_reset_modem\" >Ki\u1ec3m tra tr\u01b0\u1edbc khi reset modem<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/viettelvtt.com\/reset-modem-viettel\/#Cach_khoi_dong_lai_modem_Viettel_an_toan\" >C\u00e1ch kh\u1edfi \u0111\u1ed9ng l\u1ea1i modem Viettel an to\u00e0n<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/viettelvtt.com\/reset-modem-viettel\/#Cach_reset_modem_Viettel_bang_nut_vat_ly\" >C\u00e1ch reset modem Viettel b\u1eb1ng n\u00fat v\u1eadt l\u00fd<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/viettelvtt.com\/reset-modem-viettel\/#Lam_gi_sau_khi_reset_modem\" >L\u00e0m g\u00ec sau khi reset modem?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/viettelvtt.com\/reset-modem-viettel\/#Nhung_truong_hop_khong_nen_reset_modem\" >Nh\u1eefng tr\u01b0\u1eddng h\u1ee3p kh\u00f4ng n\u00ean reset modem<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/viettelvtt.com\/reset-modem-viettel\/#Cau_hoi_thuong_gap_ve_reset_modem_Viettel\" >C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 reset modem Viettel<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/viettelvtt.com\/reset-modem-viettel\/#Ket_luan\" >K\u1ebft lu\u1eadn<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Reset_modem_va_reboot_modem_Viettel_khac_nhau_the_nao\"><\/span><span style=\"color: #ed1c24;\"><strong><span style=\"font-family: 'times new roman', times, serif;\">Reset modem v\u00e0 reboot modem Viettel kh\u00e1c nhau th\u1ebf n\u00e0o?<\/span><\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<figure id=\"attachment_1865\" aria-describedby=\"caption-attachment-1865\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-1865\" src=\"http:\/\/viettelvtt.com\/wp-content\/uploads\/2026\/07\/reset-modem-viettel-1.jpg\" alt=\"Reset modem v\u00e0 reboot modem Viettel kh\u00e1c nhau v\u1ec1 c\u00e1ch th\u1ef1c hi\u1ec7n v\u00e0 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u1ea5u h\u00ecnh WiFi\" width=\"800\" height=\"600\" title=\"\" srcset=\"http:\/\/viettelvtt.com\/wp-content\/uploads\/2026\/07\/reset-modem-viettel-1.jpg 800w, http:\/\/viettelvtt.com\/wp-content\/uploads\/2026\/07\/reset-modem-viettel-1-533x400.jpg 533w, http:\/\/viettelvtt.com\/wp-content\/uploads\/2026\/07\/reset-modem-viettel-1-768x576.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-1865\" class=\"wp-caption-text\">Reset modem v\u00e0 reboot modem Viettel kh\u00e1c nhau v\u1ec1 c\u00e1ch th\u1ef1c hi\u1ec7n v\u00e0 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u1ea5u h\u00ecnh WiFi<\/figcaption><\/figure>\n<p><span style=\"font-family: 'times new roman', times, serif;\">Hai kh\u00e1i ni\u1ec7m n\u00e0y th\u01b0\u1eddng b\u1ecb d\u00f9ng l\u1eabn trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd l\u1ed7i modem. Tr\u01b0\u1edbc khi thao t\u00e1c, b\u1ea1n c\u1ea7n x\u00e1c \u0111\u1ecbnh m\u00ecnh mu\u1ed1n l\u00e0m m\u1edbi k\u1ebft n\u1ed1i hay x\u00f3a to\u00e0n b\u1ed9 c\u1ea5u h\u00ecnh.<\/span><\/p>\n<table dir=\"ltr\" border=\"1\" cellspacing=\"0\" cellpadding=\"0\" data-sheets-root=\"1\" data-sheets-baot=\"1\">\n<colgroup>\n<col width=\"230\" \/>\n<col width=\"322\" \/>\n<col width=\"334\" \/><\/colgroup>\n<tbody>\n<tr>\n<td><span style=\"font-family: 'times new roman', times, serif;\">Ti\u00eau ch\u00ed<\/span><\/td>\n<td><span style=\"font-family: 'times new roman', times, serif;\">Reboot\/kh\u1edfi \u0111\u1ed9ng l\u1ea1i<\/span><\/td>\n<td><span style=\"font-family: 'times new roman', times, serif;\">Reset v\u1ec1 m\u1eb7c \u0111\u1ecbnh<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-family: 'times new roman', times, serif;\">M\u1ee5c \u0111\u00edch<\/span><\/td>\n<td><span style=\"font-family: 'times new roman', times, serif;\">L\u00e0m m\u1edbi h\u1ec7 th\u1ed1ng v\u00e0 k\u1ebft n\u1ed1i Internet<\/span><\/td>\n<td><span style=\"font-family: 'times new roman', times, serif;\">X\u00f3a c\u1ea5u h\u00ecnh, \u0111\u01b0a thi\u1ebft b\u1ecb v\u1ec1 tr\u1ea1ng th\u00e1i ban \u0111\u1ea7u<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-family: 'times new roman', times, serif;\">C\u00e1ch th\u1ef1c hi\u1ec7n<\/span><\/td>\n<td><span style=\"font-family: 'times new roman', times, serif;\">T\u1eaft\/b\u1eadt n\u00fat Power, r\u00fat ngu\u1ed3n ho\u1eb7c d\u00f9ng My Viettel<\/span><\/td>\n<td><span style=\"font-family: 'times new roman', times, serif;\">Nh\u1ea5n gi\u1eef n\u00fat Reset v\u1eadt l\u00fd<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-family: 'times new roman', times, serif;\">C\u00f3 m\u1ea5t t\u00ean WiFi kh\u00f4ng?<\/span><\/td>\n<td><span style=\"font-family: 'times new roman', times, serif;\">Kh\u00f4ng<\/span><\/td>\n<td><span style=\"font-family: 'times new roman', times, serif;\">C\u00f3 th\u1ec3 m\u1ea5t<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-family: 'times new roman', times, serif;\">C\u00f3 m\u1ea5t m\u1eadt kh\u1ea9u WiFi kh\u00f4ng?<\/span><\/td>\n<td><span style=\"font-family: 'times new roman', times, serif;\">Kh\u00f4ng<\/span><\/td>\n<td><span style=\"font-family: 'times new roman', times, serif;\">C\u00f3 th\u1ec3 m\u1ea5t<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-family: 'times new roman', times, serif;\">C\u00f3 m\u1ea5t c\u1ea5u h\u00ecnh m\u1ea1ng kh\u00f4ng?<\/span><\/td>\n<td><span style=\"font-family: 'times new roman', times, serif;\">Kh\u00f4ng<\/span><\/td>\n<td><span style=\"font-family: 'times new roman', times, serif;\">C\u00f3 th\u1ec3 m\u1ea5t<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-family: 'times new roman', times, serif;\">C\u00f3 c\u1ea7n c\u00e0i \u0111\u1eb7t l\u1ea1i kh\u00f4ng?<\/span><\/td>\n<td><span style=\"font-family: 'times new roman', times, serif;\">Th\u01b0\u1eddng kh\u00f4ng<\/span><\/td>\n<td><span style=\"font-family: 'times new roman', times, serif;\">C\u00f3 th\u1ec3 c\u1ea7n<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-family: 'times new roman', times, serif;\">N\u00ean d\u00f9ng khi<\/span><\/td>\n<td><span style=\"font-family: 'times new roman', times, serif;\">WiFi ch\u1eadm, treo modem, m\u1ea5t m\u1ea1ng t\u1ea1m th\u1eddi<\/span><\/td>\n<td><span style=\"font-family: 'times new roman', times, serif;\">Qu\u00ean t\u00e0i kho\u1ea3n qu\u1ea3n tr\u1ecb, c\u1ea5u h\u00ecnh l\u1ed7i nghi\u00eam tr\u1ecdng<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3><strong><span style=\"font-family: 'times new roman', times, serif;\">Reboot l\u00e0 g\u00ec?<\/span><\/strong><\/h3>\n<p><span style=\"font-family: 'times new roman', times, serif;\">Reboot, kh\u1edfi \u0111\u1ed9ng l\u1ea1i ho\u1eb7c restart modem l\u00e0 qu\u00e1 tr\u00ecnh t\u1eaft ngu\u1ed3n thi\u1ebft b\u1ecb trong th\u1eddi gian ng\u1eafn r\u1ed3i b\u1eadt l\u1ea1i. Khi reboot, modem s\u1ebd kh\u1edfi t\u1ea1o l\u1ea1i k\u1ebft n\u1ed1i GPON, l\u00e0m m\u1edbi phi\u00ean Internet v\u00e0 gi\u1ea3i ph\u00f3ng m\u1ed9t ph\u1ea7n b\u1ed9 nh\u1edb \u0111ang s\u1eed d\u1ee5ng.<\/span><\/p>\n<p><span style=\"font-family: 'times new roman', times, serif;\">Reboot th\u01b0\u1eddng kh\u00f4ng x\u00f3a t\u00ean WiFi, m\u1eadt kh\u1ea9u, c\u1ea5u h\u00ecnh PPPoE hay c\u00e1c thi\u1ebft l\u1eadp tr\u01b0\u1edbc \u0111\u00f3. \u0110\u00e2y l\u00e0 thao t\u00e1c n\u00ean th\u1eed \u0111\u1ea7u ti\u00ean khi modem c\u00f3 d\u1ea5u hi\u1ec7u ch\u1eadm, treo, kh\u00f4ng c\u1ea5p IP cho thi\u1ebft b\u1ecb ho\u1eb7c WiFi ch\u1eadp ch\u1eddn.<\/span><\/p>\n<h3><strong><span style=\"font-family: 'times new roman', times, serif;\">Reset l\u00e0 g\u00ec?<\/span><\/strong><\/h3>\n<p><span style=\"font-family: 'times new roman', times, serif;\">Reset modem Viettel l\u00e0 kh\u00f4i ph\u1ee5c thi\u1ebft b\u1ecb v\u1ec1 c\u1ea5u h\u00ecnh m\u1eb7c \u0111\u1ecbnh. T\u00f9y t\u1eebng model, thao t\u00e1c n\u00e0y c\u00f3 th\u1ec3 x\u00f3a SSID, m\u1eadt kh\u1ea9u WiFi, c\u1ea5u h\u00ecnh WAN, t\u00e0i kho\u1ea3n qu\u1ea3n tr\u1ecb, gi\u1edbi h\u1ea1n thi\u1ebft b\u1ecb, m\u1ea1ng kh\u00e1ch, chuy\u1ec3n ti\u1ebfp c\u1ed5ng v\u00e0 th\u00f4ng tin li\u00ean k\u1ebft Mesh.<\/span><\/p>\n<p><span style=\"font-family: 'times new roman', times, serif;\">Sau khi reset, thi\u1ebft b\u1ecb c\u00f3 th\u1ec3 v\u1eabn s\u00e1ng \u0111\u00e8n ngu\u1ed3n nh\u01b0ng kh\u00f4ng truy c\u1eadp Internet. Nguy\u00ean nh\u00e2n l\u00e0 modem \u0111\u00e3 m\u1ea5t th\u00f4ng tin x\u00e1c th\u1ef1c ho\u1eb7c th\u00f4ng s\u1ed1 c\u1ea5u h\u00ecnh c\u1ea7n thi\u1ebft. V\u00ec v\u1eady, kh\u00f4ng n\u00ean b\u1ea5m n\u00fat Reset ch\u1ec9 v\u00ec WiFi ch\u1eadm ho\u1eb7c mu\u1ed1n \u0111\u1ed5i m\u1eadt kh\u1ea9u.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Khi_nao_nen_khoi_dong_lai_modem_Viettel\"><\/span><span style=\"color: #ed1c24;\"><strong><span style=\"font-family: 'times new roman', times, serif;\">Khi n\u00e0o n\u00ean kh\u1edfi \u0111\u1ed9ng l\u1ea1i modem Viettel?<\/span><\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<figure id=\"attachment_1866\" aria-describedby=\"caption-attachment-1866\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-1866 size-full\" title=\"Khi n\u00e0o n\u00ean kh\u1edfi \u0111\u1ed9ng l\u1ea1i modem Viettel \u0111\u1ec3 kh\u1eafc ph\u1ee5c WiFi ch\u1eadm, ch\u1eadp ch\u1eddn ho\u1eb7c m\u1ea5t k\u1ebft n\u1ed1i\" src=\"http:\/\/viettelvtt.com\/wp-content\/uploads\/2026\/07\/reset-modem-viettel-2.jpg\" alt=\"Khi n\u00e0o n\u00ean kh\u1edfi \u0111\u1ed9ng l\u1ea1i modem Viettel \u0111\u1ec3 kh\u1eafc ph\u1ee5c WiFi ch\u1eadm, ch\u1eadp ch\u1eddn ho\u1eb7c m\u1ea5t k\u1ebft n\u1ed1i\" width=\"800\" height=\"600\" srcset=\"http:\/\/viettelvtt.com\/wp-content\/uploads\/2026\/07\/reset-modem-viettel-2.jpg 800w, http:\/\/viettelvtt.com\/wp-content\/uploads\/2026\/07\/reset-modem-viettel-2-533x400.jpg 533w, http:\/\/viettelvtt.com\/wp-content\/uploads\/2026\/07\/reset-modem-viettel-2-768x576.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-1866\" class=\"wp-caption-text\">Khi n\u00e0o n\u00ean kh\u1edfi \u0111\u1ed9ng l\u1ea1i modem Viettel \u0111\u1ec3 kh\u1eafc ph\u1ee5c WiFi ch\u1eadm, ch\u1eadp ch\u1eddn ho\u1eb7c m\u1ea5t k\u1ebft n\u1ed1i<\/figcaption><\/figure>\n<p><span style=\"font-family: 'times new roman', times, serif;\">Kh\u1edfi \u0111\u1ed9ng l\u1ea1i modem l\u00e0 l\u1ef1a ch\u1ecdn an to\u00e0n h\u01a1n reset trong ph\u1ea7n l\u1edbn t\u00ecnh hu\u1ed1ng s\u1eed d\u1ee5ng Internet t\u1ea1i nh\u00e0. B\u1ea1n c\u00f3 th\u1ec3 reboot modem Viettel khi g\u1eb7p c\u00e1c bi\u1ec3u hi\u1ec7n sau.<\/span><\/p>\n<h3><strong><span style=\"font-family: 'times new roman', times, serif;\">Modem ho\u1ea1t \u0111\u1ed9ng l\u00e2u ng\u00e0y v\u00e0 ph\u1ea3n h\u1ed3i ch\u1eadm<\/span><\/strong><\/h3>\n<p><span style=\"font-family: 'times new roman', times, serif;\">Modem WiFi th\u01b0\u1eddng ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c trong nhi\u1ec1u ng\u00e0y ho\u1eb7c nhi\u1ec1u th\u00e1ng. Khi c\u00f3 nhi\u1ec1u thi\u1ebft b\u1ecb k\u1ebft n\u1ed1i, t\u1ea3i d\u1eef li\u1ec7u l\u1edbn, xem camera li\u00ean t\u1ee5c ho\u1eb7c s\u1eed d\u1ee5ng \u1ee9ng d\u1ee5ng n\u1eb7ng, thi\u1ebft b\u1ecb c\u00f3 th\u1ec3 ph\u1ea3n h\u1ed3i ch\u1eadm h\u01a1n b\u00ecnh th\u01b0\u1eddng.<\/span><\/p>\n<p><span style=\"font-family: 'times new roman', times, serif;\">Kh\u1edfi \u0111\u1ed9ng l\u1ea1i gi\u00fap modem l\u00e0m m\u1edbi ti\u1ebfn tr\u00ecnh x\u1eed l\u00fd, c\u1ea5p ph\u00e1t l\u1ea1i \u0111\u1ecba ch\u1ec9 IP v\u00e0 thi\u1ebft l\u1eadp phi\u00ean k\u1ebft n\u1ed1i m\u1edbi. \u0110\u00e2y l\u00e0 thao t\u00e1c \u0111\u01a1n gi\u1ea3n nh\u01b0ng c\u00f3 th\u1ec3 gi\u1ea3i quy\u1ebft t\u00ecnh tr\u1ea1ng thi\u1ebft b\u1ecb kh\u00f4ng v\u00e0o \u0111\u01b0\u1ee3c m\u1ea1ng d\u00f9 \u0111\u00e8n t\u00edn hi\u1ec7u v\u1eabn b\u00ecnh th\u01b0\u1eddng.<\/span><\/p>\n<h3><strong><span style=\"font-family: 'times new roman', times, serif;\">WiFi b\u1ecb ch\u1eadp ch\u1eddn trong th\u1eddi gian ng\u1eafn<\/span><\/strong><\/h3>\n<p><span style=\"font-family: 'times new roman', times, serif;\">N\u1ebfu WiFi li\u00ean t\u1ee5c m\u1ea5t r\u1ed3i t\u1ef1 k\u1ebft n\u1ed1i l\u1ea1i, b\u1ea1n c\u00f3 th\u1ec3 reboot tr\u01b0\u1edbc khi ki\u1ec3m tra s\u00e2u h\u01a1n. H\u00e3y quan s\u00e1t xem l\u1ed7i x\u1ea3y ra v\u1edbi m\u1ed9t thi\u1ebft b\u1ecb hay to\u00e0n b\u1ed9 \u0111i\u1ec7n tho\u1ea1i, m\u00e1y t\u00ednh v\u00e0 tivi trong nh\u00e0.<\/span><\/p>\n<p><span style=\"font-family: 'times new roman', times, serif;\">N\u1ebfu ch\u1ec9 m\u1ed9t thi\u1ebft b\u1ecb b\u1ecb l\u1ed7i, nguy\u00ean nh\u00e2n c\u00f3 th\u1ec3 n\u1eb1m \u1edf thi\u1ebft b\u1ecb \u0111\u00f3. N\u1ebfu nhi\u1ec1u thi\u1ebft b\u1ecb c\u00f9ng m\u1ea5t k\u1ebft n\u1ed1i, modem ho\u1eb7c \u0111\u01b0\u1eddng truy\u1ec1n c\u00f3 th\u1ec3 c\u1ea7n \u0111\u01b0\u1ee3c kh\u1edfi \u0111\u1ed9ng l\u1ea1i.<\/span><\/p>\n<h3><strong><span style=\"font-family: 'times new roman', times, serif;\">Modem kh\u00f4ng c\u1ea5p \u0111\u1ecba ch\u1ec9 IP<\/span><\/strong><\/h3>\n<p><span style=\"font-family: 'times new roman', times, serif;\">M\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p \u0111i\u1ec7n tho\u1ea1i v\u1eabn nh\u00ecn th\u1ea5y t\u00ean WiFi nh\u01b0ng kh\u00f4ng truy c\u1eadp \u0111\u01b0\u1ee3c Internet ho\u1eb7c hi\u1ec3n th\u1ecb th\u00f4ng b\u00e1o \u201c\u0110ang nh\u1eadn \u0111\u1ecba ch\u1ec9 IP\u201d. Reboot modem c\u00f3 th\u1ec3 gi\u00fap h\u1ec7 th\u1ed1ng c\u1ea5p ph\u00e1t l\u1ea1i IP cho c\u00e1c thi\u1ebft b\u1ecb trong m\u1ea1ng n\u1ed9i b\u1ed9.<\/span><\/p>\n<h3><strong><span style=\"font-family: 'times new roman', times, serif;\">\u0110\u1ed5i thi\u1ebft b\u1ecb k\u1ebft n\u1ed1i nh\u01b0ng m\u1ea1ng ch\u01b0a nh\u1eadn<\/span><\/strong><\/h3>\n<p><span style=\"font-family: 'times new roman', times, serif;\">Khi th\u00e1o d\u00e2y LAN, chuy\u1ec3n sang k\u1ebft n\u1ed1i WiFi ho\u1eb7c thay b\u1ed9 ph\u00e1t ph\u1ee5, modem c\u00f3 th\u1ec3 c\u1ea7n v\u00e0i ch\u1ee5c gi\u00e2y \u0111\u1ec3 nh\u1eadn di\u1ec7n l\u1ea1i thi\u1ebft b\u1ecb. Kh\u1edfi \u0111\u1ed9ng l\u1ea1i s\u1ebd gi\u00fap l\u00e0m m\u1edbi b\u1ea3ng k\u1ebft n\u1ed1i v\u00e0 ki\u1ec3m tra l\u1ea1i c\u00e1c c\u1ed5ng m\u1ea1ng.<\/span><\/p>\n<h3><strong><span style=\"font-family: 'times new roman', times, serif;\">Sau khi modem n\u00f3ng ho\u1eb7c ho\u1ea1t \u0111\u1ed9ng kh\u00f4ng \u1ed5n \u0111\u1ecbnh<\/span><\/strong><\/h3>\n<p><span style=\"font-family: 'times new roman', times, serif;\">Nhi\u1ec7t \u0111\u1ed9 cao c\u00f3 th\u1ec3 khi\u1ebfn modem x\u1eed l\u00fd ch\u1eadm, WiFi kh\u00f4ng \u1ed5n \u0111\u1ecbnh ho\u1eb7c t\u1ef1 kh\u1edfi \u0111\u1ed9ng. Tr\u01b0\u1edbc ti\u00ean, h\u00e3y \u0111\u1eb7t modem \u1edf n\u01a1i tho\u00e1ng, tr\u00e1nh \u00e1nh n\u1eafng v\u00e0 kh\u00f4ng ch\u1ed3ng thi\u1ebft b\u1ecb l\u00ean nhau. Sau \u0111\u00f3, t\u1eaft ngu\u1ed3n v\u00e0 \u0111\u1ec3 thi\u1ebft b\u1ecb ngh\u1ec9 m\u1ed9t l\u00fac tr\u01b0\u1edbc khi b\u1eadt l\u1ea1i.<\/span><\/p>\n<p><span style=\"font-family: 'times new roman', times, serif;\">Viettel khuy\u1ebfn ngh\u1ecb trong m\u1ed9t s\u1ed1 t\u00ecnh hu\u1ed1ng m\u1ea5t k\u1ebft n\u1ed1i, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 t\u1eaft modem v\u00e0 ch\u1edd kho\u1ea3ng 30\u201360 gi\u00e2y tr\u01b0\u1edbc khi c\u1ea5p ngu\u1ed3n l\u1ea1i \u0111\u1ec3 thi\u1ebft b\u1ecb x\u1ea3 \u0111i\u1ec7n v\u00e0 kh\u1edfi \u0111\u1ed9ng m\u1edbi. H\u01b0\u1edbng d\u1eabn kh\u1edfi \u0111\u1ed9ng l\u1ea1i modem WiFi Viettel.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Khi_nao_nen_reset_modem_Viettel\"><\/span><span style=\"color: #ed1c24;\"><strong><span style=\"font-family: 'times new roman', times, serif;\">Khi n\u00e0o n\u00ean reset modem Viettel?<\/span><\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<figure id=\"attachment_1867\" aria-describedby=\"caption-attachment-1867\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-1867 size-full\" title=\"Khi n\u00e0o n\u00ean reset modem Viettel \u0111\u1ec3 kh\u00f4i ph\u1ee5c c\u00e0i \u0111\u1eb7t khi c\u1ea5u h\u00ecnh l\u1ed7i nghi\u00eam tr\u1ecdng ho\u1eb7c kh\u00f4ng th\u1ec3 \u0111\u0103ng nh\u1eadp qu\u1ea3n tr\u1ecb\" src=\"http:\/\/viettelvtt.com\/wp-content\/uploads\/2026\/07\/reset-modem-viettel-3.jpg\" alt=\"Khi n\u00e0o n\u00ean reset modem Viettel \u0111\u1ec3 kh\u00f4i ph\u1ee5c c\u00e0i \u0111\u1eb7t khi c\u1ea5u h\u00ecnh l\u1ed7i nghi\u00eam tr\u1ecdng ho\u1eb7c kh\u00f4ng th\u1ec3 \u0111\u0103ng nh\u1eadp qu\u1ea3n tr\u1ecb\" width=\"800\" height=\"600\" srcset=\"http:\/\/viettelvtt.com\/wp-content\/uploads\/2026\/07\/reset-modem-viettel-3.jpg 800w, http:\/\/viettelvtt.com\/wp-content\/uploads\/2026\/07\/reset-modem-viettel-3-533x400.jpg 533w, http:\/\/viettelvtt.com\/wp-content\/uploads\/2026\/07\/reset-modem-viettel-3-768x576.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-1867\" class=\"wp-caption-text\">Khi n\u00e0o n\u00ean reset modem Viettel \u0111\u1ec3 kh\u00f4i ph\u1ee5c c\u00e0i \u0111\u1eb7t khi c\u1ea5u h\u00ecnh l\u1ed7i nghi\u00eam tr\u1ecdng ho\u1eb7c kh\u00f4ng th\u1ec3 \u0111\u0103ng nh\u1eadp qu\u1ea3n tr\u1ecb<\/figcaption><\/figure>\n<p><span style=\"font-family: 'times new roman', times, serif;\">Reset ch\u1ec9 n\u00ean \u0111\u01b0\u1ee3c xem l\u00e0 gi\u1ea3i ph\u00e1p cu\u1ed1i c\u00f9ng ho\u1eb7c th\u1ef1c hi\u1ec7n khi c\u00f3 h\u01b0\u1edbng d\u1eabn t\u1eeb k\u1ef9 thu\u1eadt vi\u00ean. B\u1ea1n c\u00f3 th\u1ec3 c\u00e2n nh\u1eafc reset trong c\u00e1c tr\u01b0\u1eddng h\u1ee3p sau.<\/span><\/p>\n<h3><strong><span style=\"font-family: 'times new roman', times, serif;\">Kh\u00f4ng th\u1ec3 \u0111\u0103ng nh\u1eadp t\u00e0i kho\u1ea3n qu\u1ea3n tr\u1ecb<\/span><\/strong><\/h3>\n<p><span style=\"font-family: 'times new roman', times, serif;\">N\u1ebfu qu\u00ean m\u1eadt kh\u1ea9u qu\u1ea3n tr\u1ecb modem, kh\u00f4ng c\u00f2n thi\u1ebft b\u1ecb n\u00e0o \u0111ang \u0111\u0103ng nh\u1eadp v\u00e0 kh\u00f4ng th\u1ec3 kh\u00f4i ph\u1ee5c th\u00f4ng tin t\u1eeb tem thi\u1ebft b\u1ecb ho\u1eb7c t\u00e0i li\u1ec7u b\u00e0n giao, reset c\u00f3 th\u1ec3 l\u00e0 ph\u01b0\u01a1ng \u00e1n \u0111\u1ec3 l\u1ea5y l\u1ea1i quy\u1ec1n c\u1ea5u h\u00ecnh.<\/span><\/p>\n<p><span style=\"font-family: 'times new roman', times, serif;\">Tuy nhi\u00ean, tr\u01b0\u1edbc khi reset, b\u1ea1n c\u1ea7n ch\u1eafc ch\u1eafn m\u00ecnh c\u00f3 th\u00f4ng tin c\u1ea7n thi\u1ebft \u0111\u1ec3 thi\u1ebft l\u1eadp l\u1ea1i \u0111\u01b0\u1eddng truy\u1ec1n. N\u1ebfu kh\u00f4ng c\u00f3 t\u00e0i kho\u1ea3n ho\u1eb7c th\u00f4ng s\u1ed1 c\u1ea5u h\u00ecnh, modem sau khi reset c\u00f3 th\u1ec3 kh\u00f4ng v\u00e0o Internet.<\/span><\/p>\n<h3><strong><span style=\"font-family: 'times new roman', times, serif;\">C\u1ea5u h\u00ecnh modem b\u1ecb l\u1ed7i nghi\u00eam tr\u1ecdng<\/span><\/strong><\/h3>\n<p><span style=\"font-family: 'times new roman', times, serif;\">Modem c\u00f3 th\u1ec3 b\u1ecb l\u1ed7i sau khi thay \u0111\u1ed5i VLAN, PPPoE, DNS, ch\u1ebf \u0111\u1ed9 Bridge, DHCP ho\u1eb7c c\u00e1c th\u00f4ng s\u1ed1 n\u00e2ng cao. N\u1ebfu kh\u00f4ng nh\u1edb c\u1ea5u h\u00ecnh c\u0169 v\u00e0 kh\u00f4ng th\u1ec3 \u0111\u01b0a t\u1eebng m\u1ee5c v\u1ec1 \u0111\u00fang tr\u1ea1ng th\u00e1i, kh\u00f4i ph\u1ee5c m\u1eb7c \u0111\u1ecbnh c\u00f3 th\u1ec3 gi\u00fap lo\u1ea1i b\u1ecf c\u1ea5u h\u00ecnh sai.<\/span><\/p>\n<p><span style=\"font-family: 'times new roman', times, serif;\">Tr\u01b0\u1eddng h\u1ee3p n\u00e0y th\u01b0\u1eddng ph\u00f9 h\u1ee3p v\u1edbi ng\u01b0\u1eddi c\u00f3 kinh nghi\u1ec7m ho\u1eb7c c\u00f3 k\u1ef9 thu\u1eadt vi\u00ean h\u1ed7 tr\u1ee3. Ng\u01b0\u1eddi d\u00f9ng gia \u0111\u00ecnh kh\u00f4ng n\u00ean t\u1ef1 thay \u0111\u1ed5i th\u00f4ng s\u1ed1 WAN ch\u1ec9 \u0111\u1ec3 th\u1eed nghi\u1ec7m.<\/span><\/p>\n<h3><strong><span style=\"font-family: 'times new roman', times, serif;\">Thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c chuy\u1ec3n cho ng\u01b0\u1eddi kh\u00e1c<\/span><\/strong><\/h3>\n<p><span style=\"font-family: 'times new roman', times, serif;\">Khi b\u00e0n giao modem ph\u1ee5, chuy\u1ec3n nh\u00e0, \u0111\u1ed5i ng\u01b0\u1eddi s\u1eed d\u1ee5ng ho\u1eb7c thanh l\u00fd thi\u1ebft b\u1ecb, reset gi\u00fap x\u00f3a t\u00ean WiFi, m\u1eadt kh\u1ea9u, th\u00f4ng tin qu\u1ea3n tr\u1ecb v\u00e0 c\u00e1c c\u00e0i \u0111\u1eb7t c\u00e1 nh\u00e2n c\u00f2n l\u01b0u trong thi\u1ebft b\u1ecb.<\/span><\/p>\n<p><span style=\"font-family: 'times new roman', times, serif;\">Tr\u01b0\u1edbc khi reset, h\u00e3y ki\u1ec3m tra xem modem c\u00f3 thu\u1ed9c t\u00e0i s\u1ea3n ho\u1eb7c thi\u1ebft b\u1ecb \u0111ang \u0111\u01b0\u1ee3c Viettel qu\u1ea3n l\u00fd theo h\u1ee3p \u0111\u1ed3ng hay kh\u00f4ng. V\u1edbi thi\u1ebft b\u1ecb nh\u00e0 m\u1ea1ng c\u1ea5p, b\u1ea1n n\u00ean h\u1ecfi t\u1ed5ng \u0111\u00e0i tr\u01b0\u1edbc khi th\u1ef1c hi\u1ec7n thao t\u00e1c s\u00e2u.<\/span><\/p>\n<h3><strong><span style=\"font-family: 'times new roman', times, serif;\">\u0110\u01b0\u1ee3c k\u1ef9 thu\u1eadt vi\u00ean y\u00eau c\u1ea7u reset<\/span><\/strong><\/h3>\n<p><span style=\"font-family: 'times new roman', times, serif;\">Trong qu\u00e1 tr\u00ecnh h\u1ed7 tr\u1ee3 t\u1eeb xa, Viettel c\u00f3 th\u1ec3 y\u00eau c\u1ea7u reset \u0111\u1ec3 \u0111\u1ed3ng b\u1ed9 l\u1ea1i c\u1ea5u h\u00ecnh ho\u1eb7c x\u1eed l\u00fd l\u1ed7i kh\u00f4ng th\u1ec3 kh\u1eafc ph\u1ee5c b\u1eb1ng reboot. N\u1ebfu nh\u1eadn h\u01b0\u1edbng d\u1eabn, h\u00e3y h\u1ecfi r\u00f5 ba th\u00f4ng tin: c\u00f3 m\u1ea5t c\u1ea5u h\u00ecnh kh\u00f4ng, sau reset thi\u1ebft b\u1ecb c\u00f3 t\u1ef1 nh\u1eadn l\u1ea1i m\u1ea1ng kh\u00f4ng v\u00e0 ai s\u1ebd c\u1ea5u h\u00ecnh l\u1ea1i n\u1ebfu Internet kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng.<\/span><\/p>\n<h3><strong><span style=\"font-family: 'times new roman', times, serif;\">\u0110\u00e3 th\u1eed reboot nh\u01b0ng l\u1ed7i v\u1eabn l\u1eb7p l\u1ea1i<\/span><\/strong><\/h3>\n<p><span style=\"font-family: 'times new roman', times, serif;\">N\u1ebfu \u0111\u00e3 t\u1eaft\/b\u1eadt modem, ki\u1ec3m tra ngu\u1ed3n \u0111i\u1ec7n, d\u00e2y quang, d\u00e2y LAN v\u00e0 v\u1ecb tr\u00ed \u0111\u1eb7t thi\u1ebft b\u1ecb nh\u01b0ng l\u1ed7i v\u1eabn t\u00e1i di\u1ec5n, k\u1ef9 thu\u1eadt vi\u00ean c\u00f3 th\u1ec3 \u0111\u1ec1 xu\u1ea5t reset. Tuy nhi\u00ean, l\u1ed7i do \u0111\u00e8n LOS \u0111\u1ecf, \u0111\u1ee9t c\u00e1p quang ho\u1eb7c s\u1ef1 c\u1ed1 tuy\u1ebfn truy\u1ec1n d\u1eabn s\u1ebd kh\u00f4ng \u0111\u01b0\u1ee3c gi\u1ea3i quy\u1ebft ch\u1ec9 b\u1eb1ng reset.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Kiem_tra_truoc_khi_reset_modem\"><\/span><span style=\"color: #ed1c24;\"><strong><span style=\"font-family: 'times new roman', times, serif;\">Ki\u1ec3m tra tr\u01b0\u1edbc khi reset modem<\/span><\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<figure id=\"attachment_1868\" aria-describedby=\"caption-attachment-1868\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-1868 size-full\" title=\"Ki\u1ec3m tra th\u00f4ng tin WiFi, t\u00e0i kho\u1ea3n qu\u1ea3n tr\u1ecb, PPPoE v\u00e0 c\u00e0i \u0111\u1eb7t Mesh tr\u01b0\u1edbc khi reset modem Viettel\" src=\"http:\/\/viettelvtt.com\/wp-content\/uploads\/2026\/07\/reset-modem-viettel-4.jpg\" alt=\"Ki\u1ec3m tra th\u00f4ng tin WiFi, t\u00e0i kho\u1ea3n qu\u1ea3n tr\u1ecb, PPPoE v\u00e0 c\u00e0i \u0111\u1eb7t Mesh tr\u01b0\u1edbc khi reset modem Viettel\" width=\"800\" height=\"600\" srcset=\"http:\/\/viettelvtt.com\/wp-content\/uploads\/2026\/07\/reset-modem-viettel-4.jpg 800w, http:\/\/viettelvtt.com\/wp-content\/uploads\/2026\/07\/reset-modem-viettel-4-533x400.jpg 533w, http:\/\/viettelvtt.com\/wp-content\/uploads\/2026\/07\/reset-modem-viettel-4-768x576.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-1868\" class=\"wp-caption-text\">Ki\u1ec3m tra th\u00f4ng tin WiFi, t\u00e0i kho\u1ea3n qu\u1ea3n tr\u1ecb, PPPoE v\u00e0 c\u00e0i \u0111\u1eb7t Mesh tr\u01b0\u1edbc khi reset modem Viettel<\/figcaption><\/figure>\n<p><span style=\"font-family: 'times new roman', times, serif;\">Reset modem Viettel c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn nhi\u1ec1u thi\u1ebft b\u1ecb trong gia \u0111\u00ecnh. V\u00ec v\u1eady, h\u00e3y chu\u1ea9n b\u1ecb th\u00f4ng tin tr\u01b0\u1edbc khi b\u1ea5m n\u00fat Reset.<\/span><\/p>\n<h3><strong><span style=\"font-family: 'times new roman', times, serif;\">Ghi l\u1ea1i t\u00ean v\u00e0 m\u1eadt kh\u1ea9u WiFi<\/span><\/strong><\/h3>\n<p><span style=\"font-family: 'times new roman', times, serif;\">N\u1ebfu mu\u1ed1n gi\u1eef l\u1ea1i t\u00ean m\u1ea1ng v\u00e0 m\u1eadt kh\u1ea9u c\u0169, h\u00e3y ch\u1ee5p \u1ea3nh ho\u1eb7c ghi ra gi\u1ea5y tr\u01b0\u1edbc khi reset. Sau khi c\u1ea5u h\u00ecnh xong, b\u1ea1n c\u00f3 th\u1ec3 \u0111\u1eb7t l\u1ea1i SSID v\u00e0 m\u1eadt kh\u1ea9u gi\u1ed1ng tr\u01b0\u1edbc \u0111\u00e2y \u0111\u1ec3 c\u00e1c thi\u1ebft b\u1ecb t\u1ef1 k\u1ebft n\u1ed1i l\u1ea1i.<\/span><\/p>\n<h3><strong><span style=\"font-family: 'times new roman', times, serif;\">L\u01b0u th\u00f4ng tin \u0111\u0103ng nh\u1eadp qu\u1ea3n tr\u1ecb<\/span><\/strong><\/h3>\n<p><span style=\"font-family: 'times new roman', times, serif;\">N\u1ebfu c\u00f2n \u0111\u0103ng nh\u1eadp \u0111\u01b0\u1ee3c v\u00e0o modem, h\u00e3y ki\u1ec3m tra t\u00ean ng\u01b0\u1eddi d\u00f9ng, m\u1eadt kh\u1ea9u qu\u1ea3n tr\u1ecb v\u00e0 \u0111\u1ecba ch\u1ec9 IP qu\u1ea3n l\u00fd. Kh\u00f4ng n\u00ean ch\u1ee5p ho\u1eb7c chia s\u1ebb c\u00f4ng khai th\u00f4ng tin n\u00e0y v\u00ec \u0111\u00e2y l\u00e0 quy\u1ec1n truy c\u1eadp v\u00e0o to\u00e0n b\u1ed9 m\u1ea1ng gia \u0111\u00ecnh.<\/span><\/p>\n<h3><strong><span style=\"font-family: 'times new roman', times, serif;\">Chu\u1ea9n b\u1ecb th\u00f4ng tin PPPoE ho\u1eb7c h\u1ee3p \u0111\u1ed3ng<\/span><\/strong><\/h3>\n<p><span style=\"font-family: 'times new roman', times, serif;\">M\u1ed9t s\u1ed1 modem ONT c\u1ea7n t\u00e0i kho\u1ea3n x\u00e1c th\u1ef1c \u0111\u1ec3 k\u1ebft n\u1ed1i Internet sau khi kh\u00f4i ph\u1ee5c m\u1eb7c \u0111\u1ecbnh. N\u1ebfu kh\u00f4ng c\u00f3 th\u00f4ng tin PPPoE ho\u1eb7c c\u1ea5u h\u00ecnh t\u01b0\u01a1ng \u1ee9ng, b\u1ea1n n\u00ean li\u00ean h\u1ec7 Viettel tr\u01b0\u1edbc khi reset.<\/span><\/p>\n<p><span style=\"font-family: 'times new roman', times, serif;\">\u0110\u1eb7c bi\u1ec7t, khi \u0111\u00e8n Internet kh\u00f4ng s\u00e1ng sau reset, nguy\u00ean nh\u00e2n c\u00f3 th\u1ec3 l\u00e0 modem ch\u01b0a \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh l\u1ea1i t\u00e0i kho\u1ea3n ho\u1eb7c th\u00f4ng s\u1ed1 \u0111\u01b0\u1eddng truy\u1ec1n. H\u01b0\u1edbng d\u1eabn x\u1eed l\u00fd modem sau khi reset.<\/span><\/p>\n<h3><strong><span style=\"font-family: 'times new roman', times, serif;\">Ki\u1ec3m tra h\u1ec7 th\u1ed1ng Mesh WiFi<\/span><\/strong><\/h3>\n<p><span style=\"font-family: 'times new roman', times, serif;\">N\u1ebfu nh\u00e0 \u0111ang d\u00f9ng Mesh WiFi, h\u00e3y ghi l\u1ea1i t\u00ean node, v\u1ecb tr\u00ed c\u00e1c thi\u1ebft b\u1ecb ph\u1ee5 v\u00e0 c\u00e1ch k\u1ebft n\u1ed1i backhaul. Sau reset modem ch\u00ednh, c\u00e1c node Mesh c\u00f3 th\u1ec3 m\u1ea5t li\u00ean k\u1ebft ho\u1eb7c c\u1ea7n gh\u00e9p n\u1ed1i l\u1ea1i.<\/span><\/p>\n<h3><strong><span style=\"font-family: 'times new roman', times, serif;\">L\u01b0u c\u00e1c c\u00e0i \u0111\u1eb7t \u0111\u1eb7c bi\u1ec7t<\/span><\/strong><\/h3>\n<p><span style=\"font-family: 'times new roman', times, serif;\">B\u1ea1n n\u00ean ghi l\u1ea1i c\u00e1c c\u00e0i \u0111\u1eb7t nh\u01b0 m\u1ea1ng kh\u00e1ch, gi\u1edbi h\u1ea1n th\u1eddi gian truy c\u1eadp, \u0111\u1ecba ch\u1ec9 IP t\u0129nh, camera, m\u00e1y in m\u1ea1ng, port forwarding ho\u1eb7c DNS t\u00f9y ch\u1ec9nh. \u0110\u00e2y l\u00e0 nh\u1eefng th\u00f4ng s\u1ed1 th\u01b0\u1eddng b\u1ecb b\u1ecf qu\u00ean nh\u01b0ng c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ho\u1ea1t \u0111\u1ed9ng c\u1ee7a thi\u1ebft b\u1ecb sau reset.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cach_khoi_dong_lai_modem_Viettel_an_toan\"><\/span><span style=\"color: #ed1c24;\"><strong><span style=\"font-family: 'times new roman', times, serif;\">C\u00e1ch kh\u1edfi \u0111\u1ed9ng l\u1ea1i modem Viettel an to\u00e0n<\/span><\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<figure id=\"attachment_1869\" aria-describedby=\"caption-attachment-1869\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-1869 size-full\" title=\"C\u00e1ch kh\u1edfi \u0111\u1ed9ng l\u1ea1i modem Viettel an to\u00e0n \u0111\u1ec3 l\u00e0m m\u1edbi k\u1ebft n\u1ed1i Internet m\u00e0 kh\u00f4ng l\u00e0m m\u1ea5t c\u1ea5u h\u00ecnh WiFi\" src=\"http:\/\/viettelvtt.com\/wp-content\/uploads\/2026\/07\/reset-modem-viettel-5.jpg\" alt=\"C\u00e1ch kh\u1edfi \u0111\u1ed9ng l\u1ea1i modem Viettel an to\u00e0n \u0111\u1ec3 l\u00e0m m\u1edbi k\u1ebft n\u1ed1i Internet m\u00e0 kh\u00f4ng l\u00e0m m\u1ea5t c\u1ea5u h\u00ecnh WiFi\" width=\"800\" height=\"600\" srcset=\"http:\/\/viettelvtt.com\/wp-content\/uploads\/2026\/07\/reset-modem-viettel-5.jpg 800w, http:\/\/viettelvtt.com\/wp-content\/uploads\/2026\/07\/reset-modem-viettel-5-533x400.jpg 533w, http:\/\/viettelvtt.com\/wp-content\/uploads\/2026\/07\/reset-modem-viettel-5-768x576.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-1869\" class=\"wp-caption-text\">C\u00e1ch kh\u1edfi \u0111\u1ed9ng l\u1ea1i modem Viettel an to\u00e0n \u0111\u1ec3 l\u00e0m m\u1edbi k\u1ebft n\u1ed1i Internet m\u00e0 kh\u00f4ng l\u00e0m m\u1ea5t c\u1ea5u h\u00ecnh WiFi<\/figcaption><\/figure>\n<p><span style=\"font-family: 'times new roman', times, serif;\">N\u1ebfu m\u1ee5c ti\u00eau c\u1ee7a b\u1ea1n l\u00e0 reboot modem, h\u00e3y \u01b0u ti\u00ean m\u1ed9t trong ba c\u00e1ch d\u01b0\u1edbi \u0111\u00e2y.<\/span><\/p>\n<h3><strong><span style=\"font-family: 'times new roman', times, serif;\">C\u00e1ch 1: T\u1eaft v\u00e0 b\u1eadt b\u1eb1ng n\u00fat ngu\u1ed3n<\/span><\/strong><\/h3>\n<p><span style=\"font-family: 'times new roman', times, serif;\">\u0110\u00e2y l\u00e0 c\u00e1ch d\u1ec5 nh\u1ea5t v\u00e0 ph\u00f9 h\u1ee3p v\u1edbi m\u1ecdi modem WiFi Viettel.<\/span><\/p>\n<ol>\n<li aria-level=\"1\"><span style=\"font-family: 'times new roman', times, serif;\">T\u1ea1m d\u1eebng t\u1ea3i t\u1ec7p, h\u1ecdp tr\u1ef1c tuy\u1ebfn, ch\u01a1i game ho\u1eb7c c\u00e1c t\u00e1c v\u1ee5 quan tr\u1ecdng.<\/span><\/li>\n<li aria-level=\"1\"><span style=\"font-family: 'times new roman', times, serif;\">Nh\u1ea5n n\u00fat Power tr\u00ean modem \u0111\u1ec3 t\u1eaft thi\u1ebft b\u1ecb. N\u1ebfu modem kh\u00f4ng c\u00f3 n\u00fat ngu\u1ed3n, r\u00fat b\u1ed9 ngu\u1ed3n kh\u1ecfi \u1ed5 \u0111i\u1ec7n.<\/span><\/li>\n<li aria-level=\"1\"><span style=\"font-family: 'times new roman', times, serif;\">Ch\u1edd kho\u1ea3ng 30\u201360 gi\u00e2y.<\/span><\/li>\n<li aria-level=\"1\"><span style=\"font-family: 'times new roman', times, serif;\">C\u1eafm l\u1ea1i ngu\u1ed3n ho\u1eb7c nh\u1ea5n Power \u0111\u1ec3 b\u1eadt modem.<\/span><\/li>\n<li aria-level=\"1\"><span style=\"font-family: 'times new roman', times, serif;\">Ch\u1edd c\u00e1c \u0111\u00e8n Power, PON, Internet v\u00e0 WiFi \u1ed5n \u0111\u1ecbnh.<\/span><\/li>\n<li aria-level=\"1\"><span style=\"font-family: 'times new roman', times, serif;\">K\u1ebft n\u1ed1i l\u1ea1i \u0111i\u1ec7n tho\u1ea1i ho\u1eb7c m\u00e1y t\u00ednh v\u00e0 ki\u1ec3m tra Internet.<\/span><\/li>\n<\/ol>\n<p><span style=\"font-family: 'times new roman', times, serif;\">Kh\u00f4ng n\u00ean r\u00fat d\u00e2y c\u00e1p quang trong qu\u00e1 tr\u00ecnh reboot. D\u00e2y quang c\u00f3 \u0111\u1ea7u n\u1ed1i nh\u1ea1y c\u1ea3m, kh\u00f4ng n\u00ean b\u1ebb cong ho\u1eb7c th\u00e1o l\u1eafp nhi\u1ec1u l\u1ea7n n\u1ebfu kh\u00f4ng c\u1ea7n thi\u1ebft.<\/span><\/p>\n<h3><strong><span style=\"font-family: 'times new roman', times, serif;\">C\u00e1ch 2: Kh\u1edfi \u0111\u1ed9ng l\u1ea1i b\u1eb1ng My Viettel<\/span><\/strong><\/h3>\n<p><span style=\"font-family: 'times new roman', times, serif;\">N\u1ebfu t\u00e0i kho\u1ea3n \u0111\u00e3 li\u00ean k\u1ebft v\u1edbi d\u1ecbch v\u1ee5 Internet, b\u1ea1n c\u00f3 th\u1ec3 kh\u1edfi \u0111\u1ed9ng l\u1ea1i modem t\u1eeb \u1ee9ng d\u1ee5ng My Viettel. Theo h\u01b0\u1edbng d\u1eabn c\u1ee7a Viettel, ng\u01b0\u1eddi d\u00f9ng truy c\u1eadp ph\u1ea7n qu\u1ea3n l\u00fd modem WiFi r\u1ed3i ch\u1ecdn t\u00ednh n\u0103ng kh\u1edfi \u0111\u1ed9ng l\u1ea1i ho\u1eb7c reset t\u1eeb xa. T\u00ean menu c\u00f3 th\u1ec3 thay \u0111\u1ed5i t\u00f9y phi\u00ean b\u1ea3n \u1ee9ng d\u1ee5ng. H\u01b0\u1edbng d\u1eabn kh\u1edfi \u0111\u1ed9ng l\u1ea1i WiFi Viettel t\u1eeb xa b\u1eb1ng My Viettel.<\/span><\/p>\n<p><span style=\"font-family: 'times new roman', times, serif;\">C\u00e1c b\u01b0\u1edbc th\u01b0\u1eddng g\u1ed3m:<\/span><\/p>\n<ol>\n<li aria-level=\"1\"><span style=\"font-family: 'times new roman', times, serif;\">M\u1edf \u1ee9ng d\u1ee5ng My Viettel.<\/span><\/li>\n<li aria-level=\"1\"><span style=\"font-family: 'times new roman', times, serif;\">Ch\u1ecdn d\u1ecbch v\u1ee5 Internet ho\u1eb7c h\u1ee3p \u0111\u1ed3ng Internet gia \u0111\u00ecnh.<\/span><\/li>\n<li aria-level=\"1\"><span style=\"font-family: 'times new roman', times, serif;\">M\u1edf m\u1ee5c Qu\u1ea3n l\u00fd modem WiFi.<\/span><\/li>\n<li aria-level=\"1\"><span style=\"font-family: 'times new roman', times, serif;\">Ch\u1ecdn Kh\u1edfi \u0111\u1ed9ng l\u1ea1i, Restart ho\u1eb7c Reboot.<\/span><\/li>\n<li aria-level=\"1\"><span style=\"font-family: 'times new roman', times, serif;\">X\u00e1c nh\u1eadn thao t\u00e1c.<\/span><\/li>\n<li aria-level=\"1\"><span style=\"font-family: 'times new roman', times, serif;\">Ch\u1edd modem kh\u1edfi \u0111\u1ed9ng v\u00e0 ki\u1ec3m tra l\u1ea1i k\u1ebft n\u1ed1i.<\/span><\/li>\n<\/ol>\n<p><span style=\"font-family: 'times new roman', times, serif;\">H\u00e3y \u0111\u1ecdc k\u1ef9 t\u00ean n\u00fat tr\u01b0\u1edbc khi x\u00e1c nh\u1eadn. M\u1ed9t s\u1ed1 giao di\u1ec7n c\u00f3 th\u1ec3 hi\u1ec3n th\u1ecb c\u1ea3 \u201cKh\u1edfi \u0111\u1ed9ng l\u1ea1i\u201d v\u00e0 \u201cReset\u201d. N\u1ebfu ch\u1ec9 mu\u1ed1n l\u00e0m m\u1edbi k\u1ebft n\u1ed1i, h\u00e3y ch\u1ecdn Kh\u1edfi \u0111\u1ed9ng l\u1ea1i.<\/span><\/p>\n<h3><strong><span style=\"font-family: 'times new roman', times, serif;\">C\u00e1ch 3: Kh\u1edfi \u0111\u1ed9ng l\u1ea1i t\u1eeb giao di\u1ec7n qu\u1ea3n tr\u1ecb<\/span><\/strong><\/h3>\n<p><span style=\"font-family: 'times new roman', times, serif;\">M\u1ed9t s\u1ed1 modem cho ph\u00e9p \u0111\u0103ng nh\u1eadp \u0111\u1ecba ch\u1ec9 qu\u1ea3n tr\u1ecb b\u1eb1ng tr\u00ecnh duy\u1ec7t r\u1ed3i ch\u1ecdn System, Maintenance, Reboot ho\u1eb7c Restart. C\u00e1ch n\u00e0y kh\u00f4ng x\u00f3a c\u1ea5u h\u00ecnh n\u1ebfu b\u1ea1n ch\u1ecdn \u0111\u00fang ch\u1ee9c n\u0103ng kh\u1edfi \u0111\u1ed9ng l\u1ea1i.<\/span><\/p>\n<p><span style=\"font-family: 'times new roman', times, serif;\">Kh\u00f4ng ch\u1ecdn Factory Reset, Restore Default ho\u1eb7c Reset Configuration n\u1ebfu ch\u01b0a mu\u1ed1n \u0111\u01b0a modem v\u1ec1 m\u1eb7c \u0111\u1ecbnh.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cach_reset_modem_Viettel_bang_nut_vat_ly\"><\/span><span style=\"color: #ed1c24;\"><strong><span style=\"font-family: 'times new roman', times, serif;\">C\u00e1ch reset modem Viettel b\u1eb1ng n\u00fat v\u1eadt l\u00fd<\/span><\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<figure id=\"attachment_1870\" aria-describedby=\"caption-attachment-1870\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-1870 size-full\" title=\"C\u00e1ch reset modem Viettel b\u1eb1ng n\u00fat v\u1eadt l\u00fd b\u1eb1ng c\u00e1ch nh\u1ea5n gi\u1eef n\u00fat Reset kho\u1ea3ng 5 \u0111\u1ebfn 10 gi\u00e2y\" src=\"http:\/\/viettelvtt.com\/wp-content\/uploads\/2026\/07\/reset-modem-viettel-6.jpg\" alt=\"C\u00e1ch reset modem Viettel b\u1eb1ng n\u00fat v\u1eadt l\u00fd b\u1eb1ng c\u00e1ch nh\u1ea5n gi\u1eef n\u00fat Reset kho\u1ea3ng 5 \u0111\u1ebfn 10 gi\u00e2y\" width=\"800\" height=\"600\" srcset=\"http:\/\/viettelvtt.com\/wp-content\/uploads\/2026\/07\/reset-modem-viettel-6.jpg 800w, http:\/\/viettelvtt.com\/wp-content\/uploads\/2026\/07\/reset-modem-viettel-6-533x400.jpg 533w, http:\/\/viettelvtt.com\/wp-content\/uploads\/2026\/07\/reset-modem-viettel-6-768x576.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-1870\" class=\"wp-caption-text\">C\u00e1ch reset modem Viettel b\u1eb1ng n\u00fat v\u1eadt l\u00fd b\u1eb1ng c\u00e1ch nh\u1ea5n gi\u1eef n\u00fat Reset kho\u1ea3ng 5 \u0111\u1ebfn 10 gi\u00e2y<\/figcaption><\/figure>\n<p><span style=\"font-family: 'times new roman', times, serif;\">Ch\u1ec9 th\u1ef1c hi\u1ec7n reset khi b\u1ea1n \u0111\u00e3 chu\u1ea9n b\u1ecb th\u00f4ng tin c\u1ea5u h\u00ecnh v\u00e0 hi\u1ec3u r\u00f5 h\u1eadu qu\u1ea3. N\u00fat Reset th\u01b0\u1eddng l\u00e0 m\u1ed9t l\u1ed7 nh\u1ecf n\u1eb1m \u1edf m\u1eb7t sau ho\u1eb7c m\u1eb7t d\u01b0\u1edbi modem, c\u00f3 ch\u1eef Reset ho\u1eb7c bi\u1ec3u t\u01b0\u1ee3ng t\u01b0\u01a1ng \u1ee9ng.<\/span><\/p>\n<h3><strong><span style=\"font-family: 'times new roman', times, serif;\">Quy tr\u00ecnh th\u1ef1c hi\u1ec7n<\/span><\/strong><\/h3>\n<ol>\n<li aria-level=\"1\"><span style=\"font-family: 'times new roman', times, serif;\">B\u1eadt modem v\u00e0 \u0111\u1ec3 thi\u1ebft b\u1ecb ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh.<\/span><\/li>\n<li aria-level=\"1\"><span style=\"font-family: 'times new roman', times, serif;\">X\u00e1c \u0111\u1ecbnh \u0111\u00fang l\u1ed7 Reset, tr\u00e1nh nh\u1ea7m v\u1edbi n\u00fat Power ho\u1eb7c n\u00fat WPS.<\/span><\/li>\n<li aria-level=\"1\"><span style=\"font-family: 'times new roman', times, serif;\">D\u00f9ng que ch\u1ecdc SIM ho\u1eb7c v\u1eadt nh\u1ecf \u0111\u1ea7u t\u00f9 \u0111\u1ec3 nh\u1ea5n n\u00fat.<\/span><\/li>\n<li aria-level=\"1\"><span style=\"font-family: 'times new roman', times, serif;\">Gi\u1eef n\u00fat trong kho\u1ea3ng th\u1eddi gian theo h\u01b0\u1edbng d\u1eabn c\u1ee7a model, th\u01b0\u1eddng kho\u1ea3ng 5\u201310 gi\u00e2y.<\/span><\/li>\n<li aria-level=\"1\"><span style=\"font-family: 'times new roman', times, serif;\">Th\u1ea3 tay khi \u0111\u00e8n tr\u00ean modem nh\u1ea5p nh\u00e1y ho\u1eb7c thi\u1ebft b\u1ecb b\u1eaft \u0111\u1ea7u kh\u1edfi \u0111\u1ed9ng l\u1ea1i.<\/span><\/li>\n<li aria-level=\"1\"><span style=\"font-family: 'times new roman', times, serif;\">Ch\u1edd modem ho\u00e0n t\u1ea5t qu\u00e1 tr\u00ecnh kh\u00f4i ph\u1ee5c.<\/span><\/li>\n<li aria-level=\"1\"><span style=\"font-family: 'times new roman', times, serif;\">K\u1ebft n\u1ed1i v\u00e0o t\u00ean WiFi m\u1eb7c \u0111\u1ecbnh ho\u1eb7c d\u00f9ng d\u00e2y LAN \u0111\u1ec3 c\u1ea5u h\u00ecnh l\u1ea1i.<\/span><\/li>\n<\/ol>\n<p><span style=\"font-family: 'times new roman', times, serif;\">M\u1ed9t s\u1ed1 h\u01b0\u1edbng d\u1eabn k\u1ef9 thu\u1eadt c\u1ee7a Viettel \u0111\u1ec1 c\u1eadp thao t\u00e1c gi\u1eef n\u00fat Reset kho\u1ea3ng 10 gi\u00e2y \u0111\u1ed1i v\u1edbi m\u1ed9t s\u1ed1 thi\u1ebft b\u1ecb, nh\u01b0ng th\u1eddi gian ch\u00ednh x\u00e1c c\u00f3 th\u1ec3 kh\u00e1c theo model. H\u01b0\u1edbng d\u1eabn reset modem b\u1eb1ng n\u00fat v\u1eadt l\u00fd.<\/span><\/p>\n<p><span style=\"font-family: 'times new roman', times, serif;\">Sau khi reset, kh\u00f4ng n\u00ean v\u1ed9i k\u1ebft lu\u1eadn modem b\u1ecb h\u1ecfng n\u1ebfu t\u00ean WiFi c\u0169 bi\u1ebfn m\u1ea5t. \u0110\u00e2y th\u01b0\u1eddng l\u00e0 d\u1ea5u hi\u1ec7u thi\u1ebft b\u1ecb \u0111\u00e3 tr\u1edf v\u1ec1 c\u1ea5u h\u00ecnh m\u1eb7c \u0111\u1ecbnh.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Lam_gi_sau_khi_reset_modem\"><\/span><span style=\"color: #ed1c24;\"><strong><span style=\"font-family: 'times new roman', times, serif;\">L\u00e0m g\u00ec sau khi reset modem?<\/span><\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<figure id=\"attachment_1871\" aria-describedby=\"caption-attachment-1871\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-1871 size-full\" title=\"C\u00e1c b\u01b0\u1edbc c\u1ea7n l\u00e0m sau khi reset modem Viettel \u0111\u1ec3 ki\u1ec3m tra t\u00edn hi\u1ec7u, c\u1ea5u h\u00ecnh Internet v\u00e0 k\u1ebft n\u1ed1i l\u1ea1i WiFi\" src=\"http:\/\/viettelvtt.com\/wp-content\/uploads\/2026\/07\/reset-modem-viettel-7.jpg\" alt=\"C\u00e1c b\u01b0\u1edbc c\u1ea7n l\u00e0m sau khi reset modem Viettel \u0111\u1ec3 ki\u1ec3m tra t\u00edn hi\u1ec7u, c\u1ea5u h\u00ecnh Internet v\u00e0 k\u1ebft n\u1ed1i l\u1ea1i WiFi\" width=\"800\" height=\"600\" srcset=\"http:\/\/viettelvtt.com\/wp-content\/uploads\/2026\/07\/reset-modem-viettel-7.jpg 800w, http:\/\/viettelvtt.com\/wp-content\/uploads\/2026\/07\/reset-modem-viettel-7-533x400.jpg 533w, http:\/\/viettelvtt.com\/wp-content\/uploads\/2026\/07\/reset-modem-viettel-7-768x576.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-1871\" class=\"wp-caption-text\">C\u00e1c b\u01b0\u1edbc c\u1ea7n l\u00e0m sau khi reset modem Viettel \u0111\u1ec3 ki\u1ec3m tra t\u00edn hi\u1ec7u, c\u1ea5u h\u00ecnh Internet v\u00e0 k\u1ebft n\u1ed1i l\u1ea1i WiFi<\/figcaption><\/figure>\n<p><span style=\"font-family: 'times new roman', times, serif;\">Sau khi reset, h\u00e3y th\u1ef1c hi\u1ec7n l\u1ea7n l\u01b0\u1ee3t c\u00e1c b\u01b0\u1edbc sau \u0111\u1ec3 tr\u00e1nh c\u1ea5u h\u00ecnh sai.<\/span><\/p>\n<h3><strong><span style=\"font-family: 'times new roman', times, serif;\">Ki\u1ec3m tra \u0111\u00e8n t\u00edn hi\u1ec7u<\/span><\/strong><\/h3>\n<p><span style=\"font-family: 'times new roman', times, serif;\">\u0110\u00e8n Power c\u1ea7n s\u00e1ng \u1ed5n \u0111\u1ecbnh. \u0110\u00e8n PON th\u01b0\u1eddng cho bi\u1ebft modem ONT \u0111\u00e3 nh\u1eadn t\u00edn hi\u1ec7u quang. \u0110\u00e8n LOS \u0111\u1ecf ho\u1eb7c nh\u1ea5p nh\u00e1y th\u01b0\u1eddng li\u00ean quan \u0111\u1ebfn t\u00edn hi\u1ec7u quang, d\u00e2y c\u00e1p ho\u1eb7c k\u1ebft n\u1ed1i t\u1eeb nh\u00e0 m\u1ea1ng.<\/span><\/p>\n<p><span style=\"font-family: 'times new roman', times, serif;\">N\u1ebfu PON \u1ed5n \u0111\u1ecbnh nh\u01b0ng Internet kh\u00f4ng s\u00e1ng, modem c\u00f3 th\u1ec3 ch\u01b0a \u0111\u01b0\u1ee3c x\u00e1c th\u1ef1c ho\u1eb7c ch\u01b0a c\u00f3 c\u1ea5u h\u00ecnh Internet. N\u1ebfu LOS \u0111\u1ecf, kh\u00f4ng n\u00ean reset l\u1eb7p l\u1ea1i nhi\u1ec1u l\u1ea7n v\u00ec l\u1ed7i c\u00f3 th\u1ec3 n\u1eb1m \u1edf tuy\u1ebfn c\u00e1p ho\u1eb7c \u0111\u1ea7u n\u1ed1i quang.<\/span><\/p>\n<h3><strong><span style=\"font-family: 'times new roman', times, serif;\">K\u1ebft n\u1ed1i b\u1eb1ng d\u00e2y LAN<\/span><\/strong><\/h3>\n<p><span style=\"font-family: 'times new roman', times, serif;\">N\u1ebfu WiFi m\u1eb7c \u0111\u1ecbnh ch\u01b0a ho\u1ea1t \u0111\u1ed9ng, d\u00f9ng m\u00e1y t\u00ednh c\u1eafm v\u00e0o c\u1ed5ng LAN c\u1ee7a modem. K\u1ebft n\u1ed1i c\u00f3 d\u00e2y gi\u00fap b\u1ea1n truy c\u1eadp giao di\u1ec7n qu\u1ea3n tr\u1ecb \u1ed5n \u0111\u1ecbnh h\u01a1n trong qu\u00e1 tr\u00ecnh c\u1ea5u h\u00ecnh.<\/span><\/p>\n<h3><strong><span style=\"font-family: 'times new roman', times, serif;\">\u0110\u0103ng nh\u1eadp modem<\/span><\/strong><\/h3>\n<p><span style=\"font-family: 'times new roman', times, serif;\">M\u1edf tr\u00ecnh duy\u1ec7t v\u00e0 truy c\u1eadp \u0111\u1ecba ch\u1ec9 qu\u1ea3n tr\u1ecb \u0111\u01b0\u1ee3c in tr\u00ean tem thi\u1ebft b\u1ecb. \u0110\u1ecba ch\u1ec9 th\u01b0\u1eddng g\u1eb7p l\u00e0 192.168.1.1, nh\u01b0ng kh\u00f4ng n\u00ean m\u1eb7c \u0111\u1ecbnh m\u1ecdi modem \u0111\u1ec1u s\u1eed d\u1ee5ng c\u00f9ng m\u1ed9t IP.<\/span><\/p>\n<p><span style=\"font-family: 'times new roman', times, serif;\">Nh\u1eadp t\u00e0i kho\u1ea3n qu\u1ea3n tr\u1ecb theo th\u00f4ng tin tr\u00ean tem ho\u1eb7c t\u00e0i li\u1ec7u b\u00e0n giao. N\u1ebfu \u0111\u0103ng nh\u1eadp th\u1ea5t b\u1ea1i, kh\u00f4ng n\u00ean nh\u1eadp th\u1eed qu\u00e1 nhi\u1ec1u l\u1ea7n.<\/span><\/p>\n<h3><strong><span style=\"font-family: 'times new roman', times, serif;\">C\u1ea5u h\u00ecnh Internet<\/span><\/strong><\/h3>\n<p><span style=\"font-family: 'times new roman', times, serif;\">T\u00f9y c\u00e1ch Viettel tri\u1ec3n khai \u0111\u01b0\u1eddng truy\u1ec1n, modem c\u00f3 th\u1ec3 t\u1ef1 nh\u1eadn c\u1ea5u h\u00ecnh ho\u1eb7c c\u1ea7n nh\u1eadp th\u00f4ng tin x\u00e1c th\u1ef1c. N\u1ebfu kh\u00f4ng ch\u1eafc ch\u1eafn, h\u00e3y li\u00ean h\u1ec7 Viettel \u0111\u1ec3 \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3. Kh\u00f4ng t\u1ef1 nh\u1eadp th\u00f4ng tin PPPoE, VLAN ho\u1eb7c Bridge theo h\u01b0\u1edbng d\u1eabn kh\u00f4ng r\u00f5 ngu\u1ed3n g\u1ed1c.<\/span><\/p>\n<h3><strong><span style=\"font-family: 'times new roman', times, serif;\">\u0110\u1eb7t l\u1ea1i t\u00ean v\u00e0 m\u1eadt kh\u1ea9u WiFi<\/span><\/strong><\/h3>\n<p><span style=\"font-family: 'times new roman', times, serif;\">Sau khi Internet ho\u1ea1t \u0111\u1ed9ng, \u0111\u1eb7t t\u00ean WiFi d\u1ec5 nh\u1eadn di\u1ec7n v\u00e0 m\u1eadt kh\u1ea9u \u0111\u1ee7 m\u1ea1nh. N\u1ebfu c\u00f3 hai b\u0103ng t\u1ea7n 2,4 GHz v\u00e0 5 GHz, h\u00e3y ki\u1ec3m tra c\u1ea3 hai SSID. V\u1edbi Mesh WiFi, gh\u00e9p n\u1ed1i l\u1ea1i c\u00e1c node ph\u1ee5 sau khi modem ch\u00ednh ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh.<\/span><\/p>\n<h3><strong><span style=\"font-family: 'times new roman', times, serif;\">Ki\u1ec3m tra thi\u1ebft b\u1ecb gia \u0111\u00ecnh<\/span><\/strong><\/h3>\n<p><span style=\"font-family: 'times new roman', times, serif;\">K\u1ebft n\u1ed1i l\u1ea7n l\u01b0\u1ee3t \u0111i\u1ec7n tho\u1ea1i, m\u00e1y t\u00ednh, tivi, camera, m\u00e1y in v\u00e0 thi\u1ebft b\u1ecb nh\u00e0 th\u00f4ng minh. N\u1ebfu m\u1ed9t thi\u1ebft b\u1ecb kh\u00f4ng k\u1ebft n\u1ed1i, h\u00e3y ch\u1ecdn Qu\u00ean m\u1ea1ng r\u1ed3i nh\u1eadp l\u1ea1i m\u1eadt kh\u1ea9u m\u1edbi.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Nhung_truong_hop_khong_nen_reset_modem\"><\/span><span style=\"color: #ed1c24;\"><strong><span style=\"font-family: 'times new roman', times, serif;\">Nh\u1eefng tr\u01b0\u1eddng h\u1ee3p kh\u00f4ng n\u00ean reset modem<\/span><\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-family: 'times new roman', times, serif;\">Kh\u00f4ng n\u00ean reset modem Viettel trong c\u00e1c t\u00ecnh hu\u1ed1ng sau n\u1ebfu ch\u01b0a c\u00f3 h\u01b0\u1edbng d\u1eabn k\u1ef9 thu\u1eadt:<\/span><\/p>\n<ul>\n<li aria-level=\"1\"><span style=\"font-family: 'times new roman', times, serif;\">WiFi ch\u1ec9 ch\u1eadm v\u00e0o gi\u1edd cao \u0111i\u1ec3m.<\/span><\/li>\n<li aria-level=\"1\"><span style=\"font-family: 'times new roman', times, serif;\">M\u1ed9t \u0111i\u1ec7n tho\u1ea1i duy nh\u1ea5t kh\u00f4ng v\u00e0o \u0111\u01b0\u1ee3c m\u1ea1ng.<\/span><\/li>\n<li aria-level=\"1\"><span style=\"font-family: 'times new roman', times, serif;\">Ch\u1ec9 c\u00f3 m\u1ed9t \u1ee9ng d\u1ee5ng b\u1ecb l\u1ed7i.<\/span><\/li>\n<li aria-level=\"1\"><span style=\"font-family: 'times new roman', times, serif;\">\u0110\u00e8n LOS \u0111\u1ecf ho\u1eb7c c\u00e1p quang c\u00f3 d\u1ea5u hi\u1ec7u b\u1ea5t th\u01b0\u1eddng.<\/span><\/li>\n<li aria-level=\"1\"><span style=\"font-family: 'times new roman', times, serif;\">B\u1ea1n kh\u00f4ng c\u00f3 t\u00e0i kho\u1ea3n PPPoE ho\u1eb7c th\u00f4ng tin c\u1ea5u h\u00ecnh.<\/span><\/li>\n<li aria-level=\"1\"><span style=\"font-family: 'times new roman', times, serif;\">Modem v\u1eabn ho\u1ea1t \u0111\u1ed9ng nh\u01b0ng ch\u1ec9 mu\u1ed1n \u0111\u1ed5i m\u1eadt kh\u1ea9u WiFi.<\/span><\/li>\n<li aria-level=\"1\"><span style=\"font-family: 'times new roman', times, serif;\">B\u1ea1n ch\u01b0a ghi l\u1ea1i c\u00e0i \u0111\u1eb7t camera, Mesh ho\u1eb7c m\u1ea1ng kh\u00e1ch.<\/span><\/li>\n<li aria-level=\"1\"><span style=\"font-family: 'times new roman', times, serif;\">\u0110ang c\u00f3 cu\u1ed9c h\u1ecdp tr\u1ef1c tuy\u1ebfn, giao d\u1ecbch ho\u1eb7c c\u00f4ng vi\u1ec7c quan tr\u1ecdng.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: 'times new roman', times, serif;\">Trong c\u00e1c t\u00ecnh hu\u1ed1ng n\u00e0y, h\u00e3y reboot, ki\u1ec3m tra d\u00e2y ngu\u1ed3n, v\u1ecb tr\u00ed modem, s\u1ed1 l\u01b0\u1ee3ng thi\u1ebft b\u1ecb truy c\u1eadp v\u00e0 \u0111\u00e8n t\u00edn hi\u1ec7u tr\u01b0\u1edbc. N\u1ebfu v\u1eabn kh\u00f4ng kh\u1eafc ph\u1ee5c \u0111\u01b0\u1ee3c, li\u00ean h\u1ec7 Viettel \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh nguy\u00ean nh\u00e2n.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cau_hoi_thuong_gap_ve_reset_modem_Viettel\"><\/span><span style=\"color: #ed1c24;\"><strong><span style=\"font-family: 'times new roman', times, serif;\">C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 reset modem Viettel<\/span><\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><strong><span style=\"font-family: 'times new roman', times, serif;\">Reset modem c\u00f3 m\u1ea5t c\u1ea5u h\u00ecnh kh\u00f4ng?<\/span><\/strong><\/h3>\n<p><span style=\"font-family: 'times new roman', times, serif;\">C\u00f3 th\u1ec3 m\u1ea5t. Reset v\u1eadt l\u00fd th\u01b0\u1eddng \u0111\u01b0a thi\u1ebft b\u1ecb v\u1ec1 tr\u1ea1ng th\u00e1i m\u1eb7c \u0111\u1ecbnh v\u00e0 c\u00f3 th\u1ec3 x\u00f3a t\u00ean WiFi, m\u1eadt kh\u1ea9u, th\u00f4ng tin qu\u1ea3n tr\u1ecb, c\u1ea5u h\u00ecnh WAN, PPPoE, m\u1ea1ng kh\u00e1ch, Mesh v\u00e0 c\u00e1c thi\u1ebft l\u1eadp n\u00e2ng cao. M\u1ee9c \u0111\u1ed9 \u1ea3nh h\u01b0\u1edfng ph\u1ee5 thu\u1ed9c v\u00e0o model v\u00e0 c\u00e1ch nh\u00e0 m\u1ea1ng qu\u1ea3n l\u00fd thi\u1ebft b\u1ecb.<\/span><\/p>\n<h3><strong><span style=\"font-family: 'times new roman', times, serif;\">Reset c\u00f3 kh\u00e1c kh\u1edfi \u0111\u1ed9ng l\u1ea1i kh\u00f4ng?<\/span><\/strong><\/h3>\n<p><span style=\"font-family: 'times new roman', times, serif;\">C\u00f3. Kh\u1edfi \u0111\u1ed9ng l\u1ea1i ch\u1ec9 t\u1eaft v\u00e0 b\u1eadt thi\u1ebft b\u1ecb, th\u01b0\u1eddng gi\u1eef nguy\u00ean c\u1ea5u h\u00ecnh. Reset l\u00e0 kh\u00f4i ph\u1ee5c v\u1ec1 m\u1eb7c \u0111\u1ecbnh v\u00e0 c\u00f3 th\u1ec3 y\u00eau c\u1ea7u c\u00e0i \u0111\u1eb7t l\u1ea1i. N\u1ebfu modem ch\u1ec9 b\u1ecb treo ho\u1eb7c WiFi ch\u1eadp ch\u1eddn, h\u00e3y reboot tr\u01b0\u1edbc.<\/span><\/p>\n<h3><strong><span style=\"font-family: 'times new roman', times, serif;\">Khi n\u00e0o n\u00ean reset modem Viettel?<\/span><\/strong><\/h3>\n<p><span style=\"font-family: 'times new roman', times, serif;\">B\u1ea1n n\u00ean reset khi kh\u00f4ng th\u1ec3 \u0111\u0103ng nh\u1eadp qu\u1ea3n tr\u1ecb, c\u1ea5u h\u00ecnh b\u1ecb l\u1ed7i nghi\u00eam tr\u1ecdng, thi\u1ebft b\u1ecb c\u1ea7n b\u00e0n giao cho ng\u01b0\u1eddi kh\u00e1c ho\u1eb7c \u0111\u01b0\u1ee3c k\u1ef9 thu\u1eadt vi\u00ean y\u00eau c\u1ea7u. Kh\u00f4ng n\u00ean reset ch\u1ec9 v\u00ec m\u1ea1ng ch\u1eadm ho\u1eb7c m\u1ed9t thi\u1ebft b\u1ecb kh\u00f4ng k\u1ebft n\u1ed1i \u0111\u01b0\u1ee3c.<\/span><\/p>\n<h3><strong><span style=\"font-family: 'times new roman', times, serif;\">Reset modem c\u00f3 l\u00e0m m\u1ea5t Internet kh\u00f4ng?<\/span><\/strong><\/h3>\n<p><span style=\"font-family: 'times new roman', times, serif;\">C\u00f3 th\u1ec3. Sau khi reset, modem c\u00f3 th\u1ec3 m\u1ea5t c\u1ea5u h\u00ecnh x\u00e1c th\u1ef1c Internet. N\u1ebfu thi\u1ebft b\u1ecb kh\u00f4ng t\u1ef1 nh\u1eadn l\u1ea1i th\u00f4ng tin t\u1eeb h\u1ec7 th\u1ed1ng Viettel, b\u1ea1n c\u1ea7n \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 c\u1ea5u h\u00ecnh l\u1ea1i.<\/span><\/p>\n<h3><strong><span style=\"font-family: 'times new roman', times, serif;\">Gi\u1eef n\u00fat Reset bao l\u00e2u?<\/span><\/strong><\/h3>\n<p><span style=\"font-family: 'times new roman', times, serif;\">Th\u1eddi gian t\u00f9y modem, th\u01b0\u1eddng kho\u1ea3ng 5\u201310 gi\u00e2y. H\u00e3y \u01b0u ti\u00ean h\u01b0\u1edbng d\u1eabn tr\u00ean tem, t\u00e0i li\u1ec7u c\u1ee7a model ho\u1eb7c ch\u1ec9 d\u1eabn t\u1eeb k\u1ef9 thu\u1eadt vi\u00ean. Kh\u00f4ng gi\u1eef n\u00fat qu\u00e1 l\u00e2u nhi\u1ec1u l\u1ea7n n\u1ebfu ch\u01b0a ch\u1eafc ch\u1eafn.<\/span><\/p>\n<h3><strong><span style=\"font-family: 'times new roman', times, serif;\">Reset b\u1eb1ng My Viettel c\u00f3 gi\u1ed1ng reset n\u00fat v\u1eadt l\u00fd kh\u00f4ng?<\/span><\/strong><\/h3>\n<p><span style=\"font-family: 'times new roman', times, serif;\">Kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng gi\u1ed1ng. Trong My Viettel, n\u00fat \u201cKh\u1edfi \u0111\u1ed9ng l\u1ea1i\u201d th\u01b0\u1eddng t\u01b0\u01a1ng \u1ee9ng v\u1edbi reboot t\u1eeb xa. N\u00fat \u201cReset\u201d c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c d\u00f9ng theo c\u00e1ch ri\u00eang c\u1ee7a h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd. B\u1ea1n n\u00ean \u0111\u1ecdc k\u1ef9 m\u00f4 t\u1ea3 tr\u01b0\u1edbc khi x\u00e1c nh\u1eadn.<\/span><\/p>\n<h3><strong><span style=\"font-family: 'times new roman', times, serif;\">Modem kh\u00f4ng c\u00f3 m\u1ea1ng sau khi reset ph\u1ea3i l\u00e0m sao?<\/span><\/strong><\/h3>\n<p><span style=\"font-family: 'times new roman', times, serif;\">Ki\u1ec3m tra \u0111\u00e8n Power, PON, LOS v\u00e0 Internet. N\u1ebfu LOS \u0111\u1ecf, ki\u1ec3m tra d\u00e2y quang v\u00e0 li\u00ean h\u1ec7 Viettel. N\u1ebfu Internet kh\u00f4ng s\u00e1ng nh\u01b0ng PON \u1ed5n \u0111\u1ecbnh, modem c\u00f3 th\u1ec3 c\u1ea7n \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh l\u1ea1i t\u00e0i kho\u1ea3n ho\u1eb7c th\u00f4ng s\u1ed1 \u0111\u01b0\u1eddng truy\u1ec1n.<\/span><\/p>\n<h3><strong><span style=\"font-family: 'times new roman', times, serif;\">C\u00f3 n\u00ean reset modem \u0111\u1ecbnh k\u1ef3 kh\u00f4ng?<\/span><\/strong><\/h3>\n<p><span style=\"font-family: 'times new roman', times, serif;\">Kh\u00f4ng. Reset kh\u00f4ng ph\u1ea3i thao t\u00e1c b\u1ea3o tr\u00ec \u0111\u1ecbnh k\u1ef3. N\u1ebfu mu\u1ed1n l\u00e0m m\u1edbi k\u1ebft n\u1ed1i, b\u1ea1n ch\u1ec9 c\u1ea7n kh\u1edfi \u0111\u1ed9ng l\u1ea1i khi c\u1ea7n. Reset l\u1eb7p l\u1ea1i c\u00f3 th\u1ec3 l\u00e0m m\u1ea5t c\u1ea5u h\u00ecnh v\u00e0 g\u00e2y gi\u00e1n \u0111o\u1ea1n d\u1ecbch v\u1ee5.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Ket_luan\"><\/span><span style=\"color: #ed1c24;\"><strong><span style=\"font-family: 'times new roman', times, serif;\">K\u1ebft lu\u1eadn<\/span><\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-family: 'times new roman', times, serif;\">Reset modem Viettel v\u00e0 reboot modem l\u00e0 hai thao t\u00e1c ho\u00e0n to\u00e0n kh\u00e1c nhau. Reboot ch\u1ec9 l\u00e0m m\u1edbi thi\u1ebft b\u1ecb v\u00e0 th\u01b0\u1eddng kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u1ea5u h\u00ecnh. Reset \u0111\u01b0a modem v\u1ec1 tr\u1ea1ng th\u00e1i m\u1eb7c \u0111\u1ecbnh, c\u00f3 th\u1ec3 x\u00f3a th\u00f4ng tin Internet, t\u00ean WiFi, m\u1eadt kh\u1ea9u v\u00e0 c\u00e1c c\u00e0i \u0111\u1eb7t n\u00e2ng cao.<\/span><\/p>\n<p><span style=\"font-family: 'times new roman', times, serif;\">V\u00ec v\u1eady, h\u00e3y \u00e1p d\u1ee5ng nguy\u00ean t\u1eafc: reboot tr\u01b0\u1edbc, reset sau. Khi modem ch\u1eadm, treo, kh\u00f4ng c\u1ea5p IP ho\u1eb7c m\u1ea5t k\u1ebft n\u1ed1i t\u1ea1m th\u1eddi, h\u00e3y t\u1eaft\/b\u1eadt thi\u1ebft b\u1ecb ho\u1eb7c kh\u1edfi \u0111\u1ed9ng l\u1ea1i b\u1eb1ng My Viettel. Ch\u1ec9 reset b\u1eb1ng n\u00fat v\u1eadt l\u00fd khi \u0111\u00e3 chu\u1ea9n b\u1ecb th\u00f4ng tin c\u1ea5u h\u00ecnh ho\u1eb7c \u0111\u01b0\u1ee3c Viettel h\u01b0\u1edbng d\u1eabn.<\/span><\/p>\n<p><span style=\"font-family: 'times new roman', times, serif;\">N\u1ebfu c\u1ea7n xem h\u01b0\u1edbng d\u1eabn t\u1ed5ng qu\u00e1t, b\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o b\u00e0i h\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng Internet Viettel. Khi g\u1eb7p l\u1ed7i \u0111\u00e8n modem, h\u00e3y xem th\u00eam b\u00e0i v\u1ec1 \u00fd ngh\u0129a c\u00e1c \u0111\u00e8n tr\u00ean modem Viettel ho\u1eb7c li\u00ean h\u1ec7 Viettel \u0111\u1ec3 \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 c\u1ea5u h\u00ecnh an to\u00e0n.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Reset modem Viettel th\u01b0\u1eddng \u0111\u01b0\u1ee3c nh\u1eafc \u0111\u1ebfn khi WiFi ch\u1eadm, modem kh\u00f4ng c\u00f3 m\u1ea1ng, kh\u00f4ng truy c\u1eadp \u0111\u01b0\u1ee3c trang qu\u1ea3n tr\u1ecb ho\u1eb7c thi\u1ebft b\u1ecb ho\u1ea1t \u0111\u1ed9ng b\u1ea5t th\u01b0\u1eddng. Tuy nhi\u00ean, nhi\u1ec1u ng\u01b0\u1eddi v\u1eabn nh\u1ea7m l\u1eabn gi\u1eefa reset modem v\u00e0 kh\u1edfi \u0111\u1ed9ng l\u1ea1i modem, d\u1eabn \u0111\u1ebfn thao t\u00e1c sai v\u00e0 l\u00e0m m\u1ea5t c\u1ea5u h\u00ecnh Internet \u0111ang<\/p>\n","protected":false},"author":1,"featured_media":1865,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[92,461],"tags":[512,515,514,517,516,513],"class_list":["post-1859","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc","category-goi-cuoc-internet","tag-khoi-dong-lai-modem-viettel","tag-loi-modem","tag-modem-khong-co-mang","tag-modem-wifi","tag-reboot-modem","tag-reset-wifi-viettel"],"_links":{"self":[{"href":"https:\/\/viettelvtt.com\/wp-json\/wp\/v2\/posts\/1859","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/viettelvtt.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/viettelvtt.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/viettelvtt.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/viettelvtt.com\/wp-json\/wp\/v2\/comments?post=1859"}],"version-history":[{"count":5,"href":"https:\/\/viettelvtt.com\/wp-json\/wp\/v2\/posts\/1859\/revisions"}],"predecessor-version":[{"id":1872,"href":"https:\/\/viettelvtt.com\/wp-json\/wp\/v2\/posts\/1859\/revisions\/1872"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/viettelvtt.com\/wp-json\/wp\/v2\/media\/1865"}],"wp:attachment":[{"href":"https:\/\/viettelvtt.com\/wp-json\/wp\/v2\/media?parent=1859"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/viettelvtt.com\/wp-json\/wp\/v2\/categories?post=1859"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/viettelvtt.com\/wp-json\/wp\/v2\/tags?post=1859"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}