{"id":553747,"date":"2026-06-11T12:08:16","date_gmt":"2026-06-11T05:08:16","guid":{"rendered":"https:\/\/hoanghamobile.com\/tin-tuc\/?p=553747"},"modified":"2026-06-11T12:08:16","modified_gmt":"2026-06-11T05:08:16","slug":"cach-reset-dien-thoai","status":"publish","type":"post","link":"https:\/\/hoanghamobile.com\/tin-tuc\/cach-reset-dien-thoai\/","title":{"rendered":"C\u00e1ch reset \u0111i\u1ec7n tho\u1ea1i iPhone &#038; Android 2026: 6 ph\u01b0\u01a1ng ph\u00e1p chi ti\u1ebft"},"content":{"rendered":"<p style=\"text-align: justify;\"><b>C\u00e1ch reset \u0111i\u1ec7n tho\u1ea1i<\/b><span style=\"font-weight: 400;\"> (kh\u00f4i ph\u1ee5c c\u00e0i \u0111\u1eb7t g\u1ed1c &#8211; Factory Reset) l\u00e0 thao t\u00e1c x\u00f3a to\u00e0n b\u1ed9 d\u1eef li\u1ec7u + c\u00e0i \u0111\u1eb7t c\u00e1 nh\u00e2n \u0111\u1ec3 \u0111\u01b0a m\u00e1y v\u1ec1 tr\u1ea1ng th\u00e1i ban \u0111\u1ea7u nh\u01b0 m\u1edbi mua. C\u1ea7n l\u00e0m khi: m\u00e1y ch\u1ea1y ch\u1eadm, d\u00ednh virus, qu\u00ean m\u1eadt kh\u1ea9u, chu\u1ea9n b\u1ecb b\u00e1n\/cho ng\u01b0\u1eddi kh\u00e1c, ho\u1eb7c kh\u1eafc ph\u1ee5c l\u1ed7i ph\u1ea7n m\u1ec1m n\u1eb7ng. B\u00e0i vi\u1ebft h\u01b0\u1edbng d\u1eabn chi ti\u1ebft 6 th\u1ee7 thu\u1eadt reset \u0111i\u1ec7n tho\u1ea1i: iPhone (3 c\u00e1ch &#8211; Settings, iTunes, Recovery Mode), Android (4 c\u00e1ch &#8211; Settings, Recovery, ADB, Find My Device), bao g\u1ed3m c\u1ea3 backup data v\u00e0 m\u1edf kh\u00f3a FRP\/Activation Lock sau khi reset.\u00a0<\/span><\/p>\n<h2 style=\"text-align: justify;\"><b>Khi n\u00e0o n\u00ean reset \u0111i\u1ec7n tho\u1ea1i?<\/b><\/h2>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>M\u00e1y ch\u1ea1y ch\u1eadm sau 2-3 n\u0103m s\u1eed d\u1ee5ng<\/b><span style=\"font-weight: 400;\"> &#8211; reset gi\u00fap x\u00f3a cache + app r\u00e1c t\u00edch t\u1ee5, m\u00e1y ch\u1ea1y m\u01b0\u1ee3t h\u01a1n 30-50%<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>D\u00ednh virus\/malware<\/b><span style=\"font-weight: 400;\"> &#8211; reset l\u00e0 c\u00e1ch tri\u1ec7t \u0111\u1ec3 nh\u1ea5t, an to\u00e0n h\u01a1n di\u1ec7t b\u1eb1ng app<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>L\u1ed7i ph\u1ea7n m\u1ec1m li\u00ean t\u1ee5c<\/b><span style=\"font-weight: 400;\"> &#8211; crash app, treo m\u00e1y, kh\u00f4ng kh\u1edfi \u0111\u1ed9ng \u0111\u01b0\u1ee3c v\u00e0o h\u1ec7 th\u1ed1ng<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>B\u00e1n\/cho\/\u0111\u1ed5i m\u00e1y<\/b><span style=\"font-weight: 400;\"> &#8211; x\u00f3a h\u1ebft d\u1eef li\u1ec7u c\u00e1 nh\u00e2n \u0111\u1ec3 b\u1ea3o m\u1eadt + ng\u01b0\u1eddi m\u1edbi d\u00f9ng m\u1edbi m\u01b0\u1ee3t<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Qu\u00ean m\u1eadt kh\u1ea9u m\u1edf kh\u00f3a<\/b><span style=\"font-weight: 400;\"> &#8211; reset qua Recovery Mode (l\u01b0u \u00fd m\u1ea5t d\u1eef li\u1ec7u)<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>B\u1ed9 nh\u1edb \u0111\u1ea7y kh\u00f4ng x\u00f3a n\u1ed5i<\/b><span style=\"font-weight: 400;\"> &#8211; reset gi\u1ea3i ph\u00f3ng 100% storage<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Sau khi update OS l\u1edbn<\/b><span style=\"font-weight: 400;\"> &#8211; reset tr\u00e1nh xung \u0111\u1ed9t ph\u1ea7n m\u1ec1m c\u0169<\/span><\/li>\n<\/ul>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter size-full wp-image-554762\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/06\/cach-reset-dien-thoai-1.jpg\" alt=\"cach-reset-dien-thoai-1\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/06\/cach-reset-dien-thoai-1.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/06\/cach-reset-dien-thoai-1-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/06\/cach-reset-dien-thoai-1-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h2 style=\"text-align: justify;\"><b>Backup d\u1eef li\u1ec7u B\u1eaeT BU\u1ed8C tr\u01b0\u1edbc khi reset<\/b><\/h2>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Reset \u0111i\u1ec7n tho\u1ea1i X\u00d3A TO\u00c0N B\u1ed8 d\u1eef li\u1ec7u (\u1ea3nh, video, danh b\u1ea1, tin nh\u1eafn, app, m\u1eadt kh\u1ea9u). KH\u00d4NG c\u00f3 c\u00e1ch kh\u00f4i ph\u1ee5c sau khi reset. H\u00e3y backup tr\u01b0\u1edbc theo c\u00e1c b\u01b0\u1edbc sau:<\/span><\/p>\n<h3 style=\"text-align: justify;\"><b>Backup iPhone<\/b><\/h3>\n<ol style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>iCloud Backup (\u0111\u01a1n gi\u1ea3n nh\u1ea5t):<\/b><span style=\"font-weight: 400;\"> Settings \u2192 [T\u00ean b\u1ea1n] \u2192 iCloud \u2192 iCloud Backup \u2192 Back Up Now (c\u1ea7n Wi-Fi + iCloud c\u00f2n dung l\u01b0\u1ee3ng, m\u1eb7c \u0111\u1ecbnh 5GB free, mua th\u00eam g\u00f3i iCloud+)<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Finder\/iTunes Backup (qua m\u00e1y t\u00ednh):<\/b><span style=\"font-weight: 400;\"> C\u1eafm iPhone v\u00e0o Mac\/PC \u2192 m\u1edf Finder (macOS) ho\u1eb7c iTunes (Windows) \u2192 ch\u1ecdn iPhone \u2192 Back Up Now \u2192 ch\u1ecdn &#8220;Encrypt local backup&#8221; \u0111\u1ec3 backup c\u1ea3 password + Health<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Google Photos:<\/b><span style=\"font-weight: 400;\"> C\u00e0i app Google Photos tr\u00ean iPhone \u2192 b\u1eadt Backup &amp; Sync \u0111\u1ec3 l\u01b0u \u1ea3nh\/video l\u00ean Google (15GB free)<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>WhatsApp\/Zalo:<\/b><span style=\"font-weight: 400;\"> Backup ri\u00eang trong app: WhatsApp \u2192 Settings \u2192 Chats \u2192 Chat Backup. Zalo \u2192 C\u00e0i \u0111\u1eb7t \u2192 Sao l\u01b0u<\/span><\/li>\n<\/ol>\n<h3 style=\"text-align: justify;\"><b>Backup Android<\/b><\/h3>\n<ol style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Google One Backup:<\/b><span style=\"font-weight: 400;\"> Settings \u2192 Google \u2192 Backup \u2192 b\u1eadt Google One backup (l\u01b0u app, danh b\u1ea1, SMS, c\u00e0i \u0111\u1eb7t v\u00e0o Google account, 15GB free)<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Samsung Cloud (cho Samsung):<\/b><span style=\"font-weight: 400;\"> Settings \u2192 Accounts \u2192 Samsung Cloud \u2192 Back up this phone (15GB free, c\u00f3 th\u1ec3 mua th\u00eam)<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Mi Cloud (cho Xiaomi):<\/b><span style=\"font-weight: 400;\"> Settings \u2192 Mi Account \u2192 Mi Cloud \u2192 Backup (5GB free)<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Google Photos:<\/b><span style=\"font-weight: 400;\"> Backup \u1ea3nh + video l\u00ean Google (15GB free d\u00f9ng chung Drive + Gmail)<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>OPPO Backup &amp; Restore (cho OPPO):<\/b><span style=\"font-weight: 400;\"> Settings \u2192 Additional Settings \u2192 Backup &amp; Restore \u2192 backup v\u00e0o storage m\u00e1y ho\u1eb7c cloud<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Vivo Cloud (cho Vivo):<\/b><span style=\"font-weight: 400;\"> Settings \u2192 Vivo Cloud \u2192 Sync data<\/span><\/li>\n<\/ol>\n<h2 style=\"text-align: justify;\"><b>C\u00e1ch reset \u0111i\u1ec7n tho\u1ea1i iPhone (iOS 18) &#8211; 3 ph\u01b0\u01a1ng ph\u00e1p<\/b><\/h2>\n<h3 style=\"text-align: justify;\"><b>C\u00e1ch 1: Reset qua Settings (\u0111\u01a1n gi\u1ea3n nh\u1ea5t &#8211; khi v\u1eabn v\u00e0o \u0111\u01b0\u1ee3c h\u1ec7 th\u1ed1ng)<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">\u00c1p d\u1ee5ng cho: iPhone 5S \u0111\u1ebfn <a href=\"https:\/\/hoanghamobile.com\/dien-thoai\/iphone-17-pro-max\">iPhone 17 Pro Max<\/a>, iOS 11 \u0111\u1ebfn iOS 18.<\/span><\/p>\n<ol style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">M\u1edf <\/span><b>Settings<\/b><span style=\"font-weight: 400;\"> (C\u00e0i \u0111\u1eb7t) \u2192 cu\u1ed9n xu\u1ed1ng <\/span><b>General<\/b><span style=\"font-weight: 400;\"> (C\u00e0i \u0111\u1eb7t chung)<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Cu\u1ed9n xu\u1ed1ng cu\u1ed1i, ch\u1ecdn <\/span><b>Transfer or Reset iPhone<\/b><span style=\"font-weight: 400;\"> (Chuy\u1ec3n ho\u1eb7c \u0110\u1eb7t l\u1ea1i iPhone)<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ch\u1ecdn <\/span><b>Erase All Content and Settings<\/b><span style=\"font-weight: 400;\"> (X\u00f3a T\u1ea5t c\u1ea3 N\u1ed9i dung v\u00e0 C\u00e0i \u0111\u1eb7t)<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">iPhone h\u1ecfi x\u00e1c nh\u1eadn &#8211; nh\u1eadp <\/span><b>passcode<\/b><span style=\"font-weight: 400;\"> (m\u00e3 m\u1edf kh\u00f3a) \u2192 nh\u1eadp <\/span><b>Apple ID password<\/b><span style=\"font-weight: 400;\"> (\u0111\u1ec3 t\u1eaft Find My iPhone + Activation Lock)<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ch\u1ecdn <\/span><b>Erase iPhone<\/b><span style=\"font-weight: 400;\"> \u0111\u1ec3 x\u00e1c nh\u1eadn l\u1ea7n cu\u1ed1i<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">iPhone t\u1ef1 kh\u1edfi \u0111\u1ed9ng l\u1ea1i + hi\u1ec7n logo Apple v\u1edbi progress bar (~5-15 ph\u00fat tu\u1ef3 dung l\u01b0\u1ee3ng)<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Sau khi xong, hi\u1ec7n m\u00e0n &#8220;Hello&#8221; nh\u01b0 iPhone m\u1edbi mua &#8211; setup l\u1ea1i t\u1eeb \u0111\u1ea7u ho\u1eb7c restore t\u1eeb backup<\/span><\/li>\n<\/ol>\n<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-554764\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/06\/cach-reset-dien-thoai-3.jpg\" alt=\"cach-reset-dien-thoai-3\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/06\/cach-reset-dien-thoai-3.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/06\/cach-reset-dien-thoai-3-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/06\/cach-reset-dien-thoai-3-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h3 style=\"text-align: justify;\"><b>C\u00e1ch 2: Reset qua Finder\/iTunes (c\u1ea7n m\u00e1y t\u00ednh)<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">\u00c1p d\u1ee5ng khi: qu\u00ean passcode iPhone, iPhone treo, kh\u00f4ng v\u00e0o \u0111\u01b0\u1ee3c Settings.<\/span><\/p>\n<ol style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">T\u1eaft ngu\u1ed3n iPhone<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">C\u1eafm iPhone v\u00e0o Mac\/PC b\u1eb1ng c\u00e1p Lightning\/USB-C<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0110\u01b0a iPhone v\u00e0o Recovery Mode:<\/span>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">iPhone 8 tr\u1edf l\u00ean (X, XS, 11, 12, 13, 14, 15, 16, 17): B\u1ea5m + th\u1ea3 Volume Up, b\u1ea5m + th\u1ea3 Volume Down, GI\u1eee Side Button \u0111\u1ebfn khi th\u1ea5y m\u00e0n Recovery (logo computer + c\u00e1p)<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">iPhone 7\/7 Plus: GI\u1eee \u0111\u1ed3ng th\u1eddi Side Button + Volume Down \u0111\u1ebfn Recovery<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"2\"><span style=\"font-weight: 400;\">iPhone 6S tr\u1edf xu\u1ed1ng: GI\u1eee Home Button + Side Button \u0111\u1ebfn Recovery<\/span><\/li>\n<\/ul>\n<\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Tr\u00ean Mac: m\u1edf Finder, ch\u1ecdn iPhone trong sidebar. Tr\u00ean Windows: m\u1edf iTunes<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">H\u1ed9p tho\u1ea1i hi\u1ec7n: &#8220;C\u00f3 s\u1ef1 c\u1ed1 v\u1edbi iPhone, c\u1ea7n \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt ho\u1eb7c kh\u00f4i ph\u1ee5c&#8221; \u2192 ch\u1ecdn <\/span><b>Restore<\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Finder\/iTunes download firmware m\u1edbi nh\u1ea5t (~5GB, m\u1ea5t 10-30 ph\u00fat tu\u1ef3 t\u1ed1c \u0111\u1ed9 m\u1ea1ng)<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Sau khi restore xong, iPhone kh\u1edfi \u0111\u1ed9ng l\u1ea1i v\u1edbi m\u00e0n &#8220;Hello&#8221; &#8211; setup t\u1eeb \u0111\u1ea7u<\/span><\/li>\n<\/ol>\n<h3 style=\"text-align: justify;\"><b>C\u00e1ch 3: Reset t\u1eeb xa qua iCloud Find My (khi m\u1ea5t m\u00e1y)<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">\u00c1p d\u1ee5ng khi: iPhone b\u1ecb m\u1ea5t\/tr\u1ed9m v\u00e0 b\u1ea1n mu\u1ed1n x\u00f3a d\u1eef li\u1ec7u t\u1eeb xa \u0111\u1ec3 b\u1ea3o v\u1ec7 th\u00f4ng tin c\u00e1 nh\u00e2n.<\/span><\/p>\n<ol style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Truy c\u1eadp <\/span><b>icloud.com\/find<\/b><span style=\"font-weight: 400;\"> tr\u00ean tr\u00ecnh duy\u1ec7t<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0110\u0103ng nh\u1eadp Apple ID + x\u00e1c th\u1ef1c 2FA<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ch\u1ecdn iPhone trong danh s\u00e1ch thi\u1ebft b\u1ecb<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ch\u1ecdn <\/span><b>Erase iPhone<\/b><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Nh\u1eadp m\u1eadt kh\u1ea9u Apple ID x\u00e1c nh\u1eadn<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">iPhone (n\u1ebfu \u0111ang online) s\u1ebd t\u1ef1 x\u00f3a t\u1eeb xa. N\u1ebfu offline, s\u1ebd x\u00f3a khi k\u1ebft n\u1ed1i Internet<\/span><\/li>\n<\/ol>\n<h2 style=\"text-align: justify;\"><b>C\u00e1ch reset \u0111i\u1ec7n tho\u1ea1i Android &#8211; 4 ph\u01b0\u01a1ng ph\u00e1p<\/b><\/h2>\n<h3 style=\"text-align: justify;\"><b>C\u00e1ch 1: Reset qua Settings (m\u1ecdi \u0111i\u1ec7n tho\u1ea1i Android)<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">\u00c1p d\u1ee5ng: t\u1ea5t c\u1ea3 phone Android 8.0 tr\u1edf l\u00ean (<a href=\"https:\/\/hoanghamobile.com\/dien-thoai-di-dong\/samsung\">Samsung<\/a>, <a href=\"https:\/\/hoanghamobile.com\/dien-thoai-di-dong\/xiaomi\">Xiaomi<\/a>, <a href=\"https:\/\/hoanghamobile.com\/dien-thoai-di-dong\/oppo\">OPPO<\/a>, <a href=\"https:\/\/hoanghamobile.com\/dien-thoai-di-dong\/vivo\">Vivo<\/a>, Realme, <a href=\"https:\/\/hoanghamobile.com\/dien-thoai-di-dong\/honor\">Honor<\/a>, <a href=\"https:\/\/hoanghamobile.com\/dien-thoai-di-dong\/nokia\">Nokia<\/a>, Asus&#8230;).<\/span><\/p>\n<h4 style=\"text-align: justify;\"><b>Samsung (One UI 7)<\/b><\/h4>\n<ol style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Settings \u2192 General Management \u2192 Reset \u2192 Factory data reset<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Cu\u1ed9n xu\u1ed1ng \u0111\u1ecdc danh s\u00e1ch d\u1eef li\u1ec7u s\u1ebd b\u1ecb x\u00f3a \u2192 Reset<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Nh\u1eadp PIN\/Pattern\/Password m\u1edf kh\u00f3a<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u1ea5m Delete All<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">M\u00e1y kh\u1edfi \u0111\u1ed9ng l\u1ea1i sau 3-5 ph\u00fat<\/span><\/li>\n<\/ol>\n<h4 style=\"text-align: justify;\"><b>Xiaomi\/Redmi\/POCO (HyperOS 2)<\/b><\/h4>\n<ol style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Settings \u2192 About Phone \u2192 Factory Reset<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Erase All Data \u2192 x\u00e1c nh\u1eadn<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ho\u1eb7c Settings \u2192 Additional Settings \u2192 Backup &amp; Reset \u2192 Erase all data<\/span><\/li>\n<\/ol>\n<h4 style=\"text-align: justify;\"><b>OPPO (ColorOS 15) \/ Realme (Realme UI 6)<\/b><\/h4>\n<ol style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Settings \u2192 System Settings \u2192 Backup and Reset \u2192 Reset Phone<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Erase all data (factory reset)<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ch\u1ecdn Erase contacts and SMS t\u1eeb SIM n\u1ebfu c\u1ea7n<\/span><\/li>\n<\/ol>\n<h4 style=\"text-align: justify;\"><b>Vivo (Funtouch OS 15)<\/b><\/h4>\n<ol style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Settings \u2192 System Management \u2192 Backup and Reset \u2192 Erase All Data<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">C\u00f3 t\u00f9y ch\u1ecdn &#8220;Format phone storage&#8221; &#8211; t\u00edch n\u1ebfu mu\u1ed1n x\u00f3a c\u1ea3 storage internal s\u1ea1ch s\u1ebd<\/span><\/li>\n<\/ol>\n<h4 style=\"text-align: justify;\"><b>Honor (MagicOS 8\/9)<\/b><\/h4>\n<ol style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Settings \u2192 System &amp; Updates \u2192 Reset \u2192 Reset Phone<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Erase All Data \u2192 x\u00e1c nh\u1eadn<\/span><\/li>\n<\/ol>\n<h4 style=\"text-align: justify;\"><b>Google Pixel (Android 16)<\/b><\/h4>\n<ol style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Settings \u2192 System \u2192 Reset Options \u2192 Erase all data (factory reset)<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Erase all data<\/span><\/li>\n<\/ol>\n<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-554763\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/06\/cach-reset-dien-thoai-2.jpg\" alt=\"cach-reset-dien-thoai-2\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/06\/cach-reset-dien-thoai-2.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/06\/cach-reset-dien-thoai-2-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/06\/cach-reset-dien-thoai-2-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h3 style=\"text-align: justify;\"><b>C\u00e1ch 2: Reset qua Recovery Mode (khi qu\u00ean m\u1eadt kh\u1ea9u ho\u1eb7c m\u00e1y treo)<\/b><\/h3>\n<p style=\"text-align: justify;\"><b>C\u00e1ch reset \u0111i\u1ec7n tho\u1ea1i<\/b><span style=\"font-weight: 400;\"> n\u00e0y \u00e1p d\u1ee5ng khi: kh\u00f4ng v\u00e0o \u0111\u01b0\u1ee3c h\u1ec7 th\u1ed1ng, qu\u00ean m\u00e3 PIN\/Pattern. L\u01b0u \u00fd: V\u1eabn c\u1ea7n \u0111\u0103ng nh\u1eadp Google account c\u0169 sau khi reset (FRP &#8211; Factory Reset Protection).<\/span><\/p>\n<h4 style=\"text-align: justify;\"><b>Samsung<\/b><\/h4>\n<ol style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">T\u1eaft ngu\u1ed3n ho\u00e0n to\u00e0n<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">GI\u1eee \u0111\u1ed3ng th\u1eddi <\/span><b>Volume Up + Side Button<\/b><span style=\"font-weight: 400;\"> (Samsung m\u1edbi) ho\u1eb7c <\/span><b>Volume Up + Bixby + Power<\/b><span style=\"font-weight: 400;\"> (Samsung c\u0169) cho \u0111\u1ebfn khi hi\u1ec7n logo Samsung<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">V\u00e0o Recovery Menu \u2192 d\u00f9ng Volume keys di chuy\u1ec3n \u2192 Power x\u00e1c nh\u1eadn<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ch\u1ecdn <\/span><b>Wipe data\/factory reset<\/b><span style=\"font-weight: 400;\"> \u2192 Yes<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Reboot system now<\/span><\/li>\n<\/ol>\n<h4 style=\"text-align: justify;\"><b>Xiaomi\/Redmi<\/b><\/h4>\n<ol style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">T\u1eaft ngu\u1ed3n<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">GI\u1eee <\/span><b>Volume Up + Power<\/b><span style=\"font-weight: 400;\"> \u0111\u1ebfn khi hi\u1ec7n Mi logo<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ch\u1ecdn ng\u00f4n ng\u1eef \u2192 Wipe Data \u2192 Wipe All Data<\/span><\/li>\n<\/ol>\n<h4 style=\"text-align: justify;\"><b>OPPO\/Realme<\/b><\/h4>\n<ol style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">T\u1eaft ngu\u1ed3n<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">GI\u1eee <\/span><b>Volume Down + Power<\/b><span style=\"font-weight: 400;\"> \u0111\u1ebfn khi v\u00e0o Recovery<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">English \u2192 Wipe Data \u2192 Erase Everything<\/span><\/li>\n<\/ol>\n<h4 style=\"text-align: justify;\"><b>Vivo<\/b><\/h4>\n<ol style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">T\u1eaft ngu\u1ed3n<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">GI\u1eee <\/span><b>Volume Up + Power<\/b><span style=\"font-weight: 400;\"> \u0111\u1ebfn khi v\u00e0o Recovery (Fastboot mode kh\u00e1c)<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ch\u1ecdn Recovery Mode \u2192 Wipe Data \u2192 Yes<\/span><\/li>\n<\/ol>\n<h3 style=\"text-align: justify;\"><b>C\u00e1ch 3: Reset t\u1eeb xa qua Google Find My Device<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">\u00c1p d\u1ee5ng khi: b\u1ecb m\u1ea5t\/tr\u1ed9m \u0111i\u1ec7n tho\u1ea1i Android. Y\u00eau c\u1ea7u: phone \u0111ang online + \u0111\u00e3 \u0111\u0103ng nh\u1eadp Google account + b\u1eadt Find My Device.<\/span><\/p>\n<ol style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Truy c\u1eadp <\/span><b>android.com\/find<\/b><span style=\"font-weight: 400;\"> tr\u00ean tr\u00ecnh duy\u1ec7t<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0110\u0103ng nh\u1eadp Google account \u0111\u00e3 sync v\u1edbi phone<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ch\u1ecdn thi\u1ebft b\u1ecb \u2192 Erase device \u2192 x\u00e1c nh\u1eadn<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Phone (n\u1ebfu online) s\u1ebd t\u1ef1 reset. N\u1ebfu offline, s\u1ebd reset khi k\u1ebft n\u1ed1i Internet<\/span><\/li>\n<\/ol>\n<h3 style=\"text-align: justify;\"><b>C\u00e1ch 4: Reset qua ADB (advanced users)<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">\u00c1p d\u1ee5ng cho dev\/tech-savvy. C\u1ea7n c\u00e0i Android Studio ho\u1eb7c ADB platform-tools tr\u00ean PC.<\/span><\/p>\n<ol style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u1eadt USB Debugging trong Developer Options (tap 7 l\u1ea7n v\u00e0o Build Number trong About Phone \u0111\u1ec3 m\u1edf Developer Options)<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">C\u1eafm phone v\u00e0o PC, m\u1edf Terminal\/Command Prompt<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">G\u00f5: <\/span><span style=\"font-weight: 400;\">adb devices<\/span><span style=\"font-weight: 400;\"> \u2192 x\u00e1c nh\u1eadn phone hi\u1ec7n trong danh s\u00e1ch<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">G\u00f5: <\/span><span style=\"font-weight: 400;\">adb reboot recovery<\/span><span style=\"font-weight: 400;\"> \u2192 phone v\u00e0o Recovery<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Trong Recovery: Wipe Data \u2192 Reboot<\/span><\/li>\n<\/ol>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-554765\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/06\/cach-reset-dien-thoai-4.jpg\" alt=\"cach-reset-dien-thoai-4\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/06\/cach-reset-dien-thoai-4.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/06\/cach-reset-dien-thoai-4-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/06\/cach-reset-dien-thoai-4-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h2 style=\"text-align: justify;\"><b>M\u1edf kh\u00f3a sau khi reset &#8211; FRP (Android) v\u00e0 Activation Lock (iPhone)<\/b><\/h2>\n<h3 style=\"text-align: justify;\"><b>Activation Lock iPhone (Apple)<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Khi setup l\u1ea1i <a href=\"https:\/\/hoanghamobile.com\/dien-thoai-di-dong\/iphone\">\u0111i\u1ec7n tho\u1ea1i iPhone<\/a> sau <\/span><b>c\u00e1ch reset \u0111i\u1ec7n tho\u1ea1i<\/b><span style=\"font-weight: 400;\">, s\u1ebd h\u1ecfi \u0111\u0103ng nh\u1eadp Apple ID + password c\u0169 &#8211; \u0111\u00e2y l\u00e0 <\/span><b>Activation Lock<\/b><span style=\"font-weight: 400;\"> (kh\u00f3a k\u00edch ho\u1ea1t) &#8211; t\u00ednh n\u0103ng ch\u1ed1ng tr\u1ed9m. N\u1ebfu b\u1ea1n QU\u00caN Apple ID:<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>N\u1ebfu l\u00e0 m\u00e1y c\u1ee7a b\u1ea1n:<\/b><span style=\"font-weight: 400;\"> Truy c\u1eadp iforgot.apple.com \u0111\u1ec3 recover Apple ID + reset password.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>N\u1ebfu mua m\u00e1y c\u0169 + ch\u1ee7 c\u0169 qu\u00ean h\u1ee7y iCloud:<\/b><span style=\"font-weight: 400;\"> Li\u00ean h\u1ec7 ch\u1ee7 c\u0169 nh\u1edd v\u00e0o icloud.com\/find \u2192 Remove from Account. KH\u00d4NG c\u00f3 c\u00e1ch bypass kh\u00e1c.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>iPhone &#8220;iCloud lock&#8221; mua tr\u00f4i n\u1ed5i:<\/b><span style=\"font-weight: 400;\"> KH\u00d4NG d\u00f9ng \u0111\u01b0\u1ee3c. Tr\u00e1nh mua iPhone kh\u00f4ng ki\u1ec3m tra iCloud tr\u01b0\u1edbc.<\/span><\/li>\n<\/ul>\n<h3 style=\"text-align: justify;\"><b>FRP &#8211; Factory Reset Protection (Android)<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">T\u01b0\u01a1ng t\u1ef1 Activation Lock, Android c\u00f3 FRP &#8211; sau khi reset qua Recovery, m\u00e1y h\u1ecfi \u0111\u0103ng nh\u1eadp Google account c\u0169 tr\u01b0\u1edbc khi setup l\u1ea1i. C\u00e1ch x\u1eed l\u00fd:<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>N\u1ebfu nh\u1edb Google account:<\/b><span style=\"font-weight: 400;\"> \u0110\u0103ng nh\u1eadp b\u00ecnh th\u01b0\u1eddng \u0111\u1ec3 bypass FRP<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>N\u1ebfu qu\u00ean:<\/b><span style=\"font-weight: 400;\"> Truy c\u1eadp accounts.google.com \u2192 recover account ho\u1eb7c Forgot Password<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Mua m\u00e1y c\u0169 + ch\u1ee7 c\u0169 qu\u00ean x\u00f3a account:<\/b><span style=\"font-weight: 400;\"> Li\u00ean h\u1ec7 ch\u1ee7 c\u0169 nh\u1edd v\u00e0o myaccount.google.com \u2192 Security \u2192 Your devices \u2192 Sign out remotely<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>FRP lock m\u00e1y tr\u00f4i n\u1ed5i:<\/b><span style=\"font-weight: 400;\"> C\u1ea7n \u0111em ra Service Center h\u00e3ng \u0111\u1ec3 unlock (ph\u00ed 500K-2tr), kh\u00f4ng c\u00f3 c\u00e1ch self-service<\/span><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-554766\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/06\/cach-reset-dien-thoai-5.jpg\" alt=\"cach-reset-dien-thoai-5\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/06\/cach-reset-dien-thoai-5.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/06\/cach-reset-dien-thoai-5-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/06\/cach-reset-dien-thoai-5-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h2 style=\"text-align: justify;\"><b>Sau khi th\u1ef1c hi\u1ec7n c\u00e1ch reset \u0111i\u1ec7n tho\u1ea1i xong n\u00ean l\u00e0m g\u00ec?<\/b><\/h2>\n<ol style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Setup l\u1ea1i theo wizard:<\/b><span style=\"font-weight: 400;\"> Ch\u1ecdn ng\u00f4n ng\u1eef, k\u1ebft n\u1ed1i Wi-Fi, \u0111\u0103ng nh\u1eadp Apple ID\/Google account<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Restore backup (n\u1ebfu c\u00f3):<\/b><span style=\"font-weight: 400;\"> T\u1eeb iCloud (iPhone) ho\u1eb7c Google One (Android) &#8211; m\u1ea5t 30-60 ph\u00fat<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>C\u00e0i l\u1ea1i app c\u1ea7n thi\u1ebft:<\/b><span style=\"font-weight: 400;\"> Zalo, Facebook, banking app, Microsoft 365&#8230; \u0110\u0103ng nh\u1eadp l\u1ea1i<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Kh\u00f4i ph\u1ee5c d\u1eef li\u1ec7u app:<\/b><span style=\"font-weight: 400;\"> WhatsApp\/Zalo c\u00f3 chat history backup ri\u00eang c\u1ea7n restore trong app<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Update OS l\u00ean m\u1edbi nh\u1ea5t:<\/b><span style=\"font-weight: 400;\"> Settings \u2192 Software Update \u0111\u1ec3 c\u00f3 security patch m\u1edbi<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>\u0110\u0103ng nh\u1eadp email + apps banking:<\/b><span style=\"font-weight: 400;\"> C\u1ea7n x\u00e1c th\u1ef1c 2FA, OTP, biometric setup l\u1ea1i<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>B\u1eadt b\u1ea3o m\u1eadt:<\/b><span style=\"font-weight: 400;\"> Face ID\/Touch ID\/V\u00e2n tay, m\u1eadt kh\u1ea9u m\u1ea1nh, Find My iPhone\/Find My Device<\/span><\/li>\n<\/ol>\n<h2 style=\"text-align: justify;\"><b>L\u01b0u \u00fd quan tr\u1ecdng khi reset \u0111i\u1ec7n tho\u1ea1i<\/b><\/h2>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Pin c\u00f2n \u00edt nh\u1ea5t 50%<\/b><span style=\"font-weight: 400;\"> tr\u01b0\u1edbc khi reset &#8211; tr\u00e1nh m\u00e1y t\u1eaft gi\u1eefa ch\u1eebng g\u00e2y brick<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>C\u1eafm s\u1ea1c trong qu\u00e1 tr\u00ecnh reset<\/b><span style=\"font-weight: 400;\"> &#8211; th\u1eddi gian t\u1ed1n 10-30 ph\u00fat<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Th\u00e1o th\u1ebb SIM + th\u1ebb nh\u1edb microSD<\/b><span style=\"font-weight: 400;\"> ra tr\u01b0\u1edbc (tr\u00e1nh l\u1ed7i format nh\u1ea7m)<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>T\u1eaft Find My iPhone\/Activation Lock TR\u01af\u1edaC khi b\u00e1n m\u00e1y<\/b><span style=\"font-weight: 400;\"> &#8211; tr\u00e1nh ng\u01b0\u1eddi mua kh\u00f4ng setup \u0111\u01b0\u1ee3c<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>\u0110\u0103ng xu\u1ea5t iCloud\/Google account TR\u01af\u1edaC khi reset<\/b><span style=\"font-weight: 400;\"> n\u1ebfu chu\u1ea9n b\u1ecb b\u00e1n<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Backup 2 n\u01a1i:<\/b><span style=\"font-weight: 400;\"> 1 cloud (iCloud\/Google) + 1 local (Mac\/PC) \u0111\u1ec3 ch\u1eafc ch\u1eafn kh\u00f4ng m\u1ea5t d\u1eef li\u1ec7u<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>KH\u00d4NG reset khi \u0111ang update OS<\/b><span style=\"font-weight: 400;\"> &#8211; \u0111\u1ee3i update xong h\u1eb3n<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Reset kh\u00f4ng gi\u00fap kh\u1eafc ph\u1ee5c l\u1ed7i ph\u1ea7n c\u1ee9ng<\/b><span style=\"font-weight: 400;\"> &#8211; n\u1ebfu m\u00e1y h\u1ecfng pin\/m\u00e0n\/loa, c\u1ea7n \u0111em s\u1eeda<\/span><\/li>\n<\/ul>\n<h2 style=\"text-align: justify;\"><b>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/b><\/h2>\n<h3 style=\"text-align: justify;\"><b>C\u00e1ch reset \u0111i\u1ec7n tho\u1ea1i c\u00f3 l\u00e0m ch\u1ebft pin kh\u00f4ng?<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Kh\u00f4ng. Reset ch\u1ec9 x\u00f3a ph\u1ea7n m\u1ec1m, kh\u00f4ng \u1ea3nh h\u01b0\u1edfng pin. Tuy nhi\u00ean reset xong, m\u00e1y ph\u1ea3i n\u1ea1p l\u1ea1i nhi\u1ec1u app + sync data l\u00ean cloud n\u00ean pin t\u1ee5t nhanh 1-2 ng\u00e0y \u0111\u1ea7u &#8211; sau \u0111\u00f3 v\u1ec1 b\u00ecnh th\u01b0\u1eddng.<\/span><\/p>\n<h3 style=\"text-align: justify;\"><b>Reset c\u00f3 l\u00e0m m\u00e1y ch\u1ea1y nhanh h\u01a1n kh\u00f4ng?<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">C\u00f3. Reset x\u00f3a cache, app r\u00e1c, d\u1eef li\u1ec7u t\u00edch l\u0169y &#8211; m\u00e1y ch\u1ea1y nhanh 30-50% so v\u1edbi tr\u01b0\u1edbc reset. \u0110\u1eb7c bi\u1ec7t r\u00f5 v\u1edbi m\u00e1y \u0111\u00e3 d\u00f9ng 2-3 n\u0103m.<\/span><\/p>\n<h3 style=\"text-align: justify;\"><b>M\u1ea5t bao l\u00e2u \u0111\u1ec3 reset \u0111i\u1ec7n tho\u1ea1i?<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">iPhone: 5-15 ph\u00fat reset + 10-30 ph\u00fat restore t\u1eeb iCloud = 15-45 ph\u00fat. Android: 3-10 ph\u00fat reset + 5-20 ph\u00fat restore = 10-30 ph\u00fat. C\u1ed9ng c\u00e0i l\u1ea1i app kho\u1ea3ng 30-60 ph\u00fat n\u1eefa.<\/span><\/p>\n<h3 style=\"text-align: justify;\"><b>Reset \u0111i\u1ec7n tho\u1ea1i c\u00f3 h\u1ebft virus kh\u00f4ng?<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">C\u00f3. Reset x\u00f3a to\u00e0n b\u1ed9 ph\u1ea7n m\u1ec1m + app c\u00e0i th\u00eam &#8211; virus\/malware b\u1ecb x\u00f3a s\u1ea1ch. Tuy nhi\u00ean SAU KHI restore backup, n\u1ebfu virus t\u1ed3n t\u1ea1i trong file backup (hi\u1ebfm khi x\u1ea3y ra v\u1edbi iCloud\/Google ch\u00ednh ch\u1ee7), c\u00f3 th\u1ec3 quay l\u1ea1i. An to\u00e0n nh\u1ea5t: setup l\u1ea1i t\u1eeb \u0111\u1ea7u, kh\u00f4ng restore backup.<\/span><\/p>\n<h3 style=\"text-align: justify;\"><b>T\u00f4i qu\u00ean m\u1eadt kh\u1ea9u iPhone, l\u00e0m sao reset?<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">D\u00f9ng C\u00e1ch 2 (Recovery Mode + Finder\/iTunes) &#8211; \u0111\u01b0a iPhone v\u00e0o Recovery Mode r\u1ed3i Restore. S\u1ebd x\u00f3a h\u1ebft d\u1eef li\u1ec7u nh\u01b0ng m\u1edf kh\u00f3a \u0111\u01b0\u1ee3c. Sau \u0111\u00f3 setup l\u1ea1i + login Apple ID \u0111\u1ec3 m\u1edf Activation Lock.<\/span><\/p>\n<h3 style=\"text-align: justify;\"><b>Reset Android xong kh\u00f4ng v\u00e0o \u0111\u01b0\u1ee3c v\u00ec FRP lock, l\u00e0m sao?<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">C\u00e1ch an to\u00e0n nh\u1ea5t: nh\u1edb v\u00e0 \u0111\u0103ng nh\u1eadp Google account c\u0169 \u0111\u00e3 \u0111\u0103ng k\u00fd tr\u00ean m\u00e1y. N\u1ebfu qu\u00ean password: v\u00e0o accounts.google.com \u0111\u1ec3 recover. KH\u00d4NG n\u00ean tin c\u00e1c &#8220;th\u1ee3&#8221; qu\u1ea3ng c\u00e1o bypass FRP &#8211; \u0111a s\u1ed1 l\u00e0 c\u00e0i malware ho\u1eb7c unlock kh\u00f4ng b\u1ec1n (sau update OS b\u1ecb kh\u00f3a l\u1ea1i).<\/span><\/p>\n<h3 style=\"text-align: justify;\"><b>C\u00f3 th\u1ec3 reset \u0111i\u1ec7n tho\u1ea1i t\u1eeb xa khi kh\u00f4ng c\u1ea7m m\u00e1y kh\u00f4ng?<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">C\u00f3. iPhone: d\u00f9ng icloud.com\/find. Android: d\u00f9ng android.com\/find. Y\u00eau c\u1ea7u: m\u00e1y \u0111ang online + \u0111\u00e3 b\u1eadt Find My iPhone\/Find My Device + \u0111\u0103ng nh\u1eadp Apple ID\/Google account.<\/span><\/p>\n<h3 style=\"text-align: justify;\"><b>Reset \u0111i\u1ec7n tho\u1ea1i c\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn SIM\/th\u1ebb nh\u1edb kh\u00f4ng?<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Kh\u00f4ng. Reset ch\u1ec9 \u1ea3nh h\u01b0\u1edfng b\u1ed9 nh\u1edb trong (internal storage). SIM + th\u1ebb nh\u1edb microSD (n\u1ebfu c\u00f3) kh\u00f4ng b\u1ecb x\u00f3a. Tuy nhi\u00ean m\u1ed9t s\u1ed1 m\u00e1y Vivo c\u00f3 t\u00f9y ch\u1ecdn &#8220;Format SD card&#8221; &#8211; t\u00edch b\u1ecf n\u1ebfu kh\u00f4ng mu\u1ed1n x\u00f3a th\u1ebb nh\u1edb.<\/span><\/p>\n<h2 style=\"text-align: justify;\"><b>K\u1ebft lu\u1eadn<\/b><\/h2>\n<p style=\"text-align: justify;\"><b>C\u00e1ch reset \u0111i\u1ec7n tho\u1ea1i<\/b><span style=\"font-weight: 400;\"> t\u00f9y thu\u1ed9c v\u00e0o h\u1ec7 \u0111i\u1ec1u h\u00e0nh (iOS hay Android) v\u00e0 t\u00ecnh hu\u1ed1ng (v\u1eabn v\u00e0o \u0111\u01b0\u1ee3c Settings hay kh\u00f4ng). Ph\u01b0\u01a1ng ph\u00e1p \u0111\u01a1n gi\u1ea3n nh\u1ea5t l\u00e0 v\u00e0o <\/span><b>Settings \u2192 Reset\/Erase All Content and Settings<\/b><span style=\"font-weight: 400;\">. Khi qu\u00ean m\u1eadt kh\u1ea9u ho\u1eb7c m\u00e1y treo, d\u00f9ng <\/span><b>Recovery Mode<\/b><span style=\"font-weight: 400;\">. Khi m\u1ea5t m\u00e1y, reset t\u1eeb xa qua iCloud\/Find My Device. B\u1eaeT BU\u1ed8C backup d\u1eef li\u1ec7u tr\u01b0\u1edbc khi reset (iCloud cho iPhone, Google One cho Android). Sau reset, c\u1ea7n \u0111\u0103ng nh\u1eadp Apple ID\/Google account c\u0169 \u0111\u1ec3 v\u01b0\u1ee3t qua Activation Lock\/FRP. N\u1ebfu c\u1ea7n h\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt chuy\u00ean s\u00e2u, li\u00ean h\u1ec7 Ho\u00e0ng H\u00e0 Mobile hotline 1900 2091. <\/span><\/p>\n<p style=\"text-align: justify;\"><b>Xem th\u00eam:<\/b><\/p>\n<ul>\n<li><a class=\"row-title\" href=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-admin\/post.php?post=553960&amp;action=edit\" aria-label=\"\u201cXem World Cup 2026 \u1edf \u0111\u00e2u, k\u00eanh n\u00e0o? L\u1ecbch thi \u0111\u1ea5u &amp; c\u00e1ch xem tr\u00ean \u0111i\u1ec7n tho\u1ea1i\u201d (Ch\u1ec9nh s\u1eeda)\">Xem World Cup 2026 \u1edf \u0111\u00e2u, k\u00eanh n\u00e0o? L\u1ecbch thi \u0111\u1ea5u &amp; c\u00e1ch xem tr\u00ean \u0111i\u1ec7n tho\u1ea1i<\/a><\/li>\n<li><a class=\"row-title\" href=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-admin\/post.php?post=554158&amp;action=edit\" aria-label=\"\u201cTop 10 \u0111i\u1ec7n tho\u1ea1i OPPO \u0111\u00e1ng mua 2026: Find X, Reno, A series ch\u00ednh h\u00e3ng\u201d (Ch\u1ec9nh s\u1eeda)\">Top 10 \u0111i\u1ec7n tho\u1ea1i OPPO \u0111\u00e1ng mua 2026: Find X, Reno, A series ch\u00ednh h\u00e3ng<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>C\u00e1ch reset \u0111i\u1ec7n tho\u1ea1i (kh\u00f4i ph\u1ee5c c\u00e0i \u0111\u1eb7t g\u1ed1c &#8211; Factory Reset) l\u00e0 thao t\u00e1c x\u00f3a to\u00e0n b\u1ed9 d\u1eef li\u1ec7u + c\u00e0i \u0111\u1eb7t c\u00e1 nh\u00e2n \u0111\u1ec3 \u0111\u01b0a m\u00e1y v\u1ec1 tr\u1ea1ng th\u00e1i ban \u0111\u1ea7u nh\u01b0 m\u1edbi mua. C\u1ea7n l\u00e0m khi: m\u00e1y ch\u1ea1y ch\u1eadm, d\u00ednh virus, qu\u00ean m\u1eadt kh\u1ea9u, chu\u1ea9n b\u1ecb b\u00e1n\/cho ng\u01b0\u1eddi kh\u00e1c, ho\u1eb7c kh\u1eafc ph\u1ee5c [&hellip;]<\/p>\n","protected":false},"author":84,"featured_media":554761,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_focuskw":"c\u00e1ch reset \u0111i\u1ec7n tho\u1ea1i","_yoast_wpseo_title":"C\u00e1ch Reset \u0110i\u1ec7n Tho\u1ea1i iPhone & Android: 6 C\u00e1ch | HHM","_yoast_wpseo_metadesc":"C\u00e1ch reset \u0111i\u1ec7n tho\u1ea1i iPhone & Android 2026: 6 ph\u01b0\u01a1ng ph\u00e1p chi ti\u1ebft qua Settings, Recovery, iCloud\/Find My. Xem chi ti\u1ebft t\u1ea1i Ho\u00e0ng H\u00e0 Mobile.","footnotes":""},"categories":[30619,16,8,17],"tags":[],"class_list":["post-553747","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dien-thoai","category-thu-thuat","category-thu-thuat-android","category-thu-thuat-ios"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>C\u00e1ch Reset \u0110i\u1ec7n Tho\u1ea1i iPhone &amp; Android: 6 C\u00e1ch | HHM<\/title>\n<meta name=\"description\" content=\"C\u00e1ch reset \u0111i\u1ec7n tho\u1ea1i iPhone &amp; Android 2026: 6 ph\u01b0\u01a1ng ph\u00e1p chi ti\u1ebft qua Settings, Recovery, iCloud\/Find My. 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