{"id":62121,"date":"2023-04-13T14:39:43","date_gmt":"2023-04-13T07:39:43","guid":{"rendered":"https:\/\/www.chotot.com\/kinh-nghiem\/?p=62121"},"modified":"2024-01-10T15:42:00","modified_gmt":"2024-01-10T08:42:00","slug":"dua-iphone-ve-che-do-dfu","status":"publish","type":"post","link":"https:\/\/www.chotot.com\/kinh-nghiem\/dua-iphone-ve-che-do-dfu.html","title":{"rendered":"\u0110\u01b0a iPhone v\u1ec1 ch\u1ebf \u0111\u1ed9 DFU v\u00e0 m\u1ed9t s\u1ed1 l\u01b0u \u00fd khi th\u1ef1c hi\u1ec7n"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-transparent ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">M\u1ee5c l\u1ee5c<\/p>\n<span class=\"ez-toc-title-toggle\"><\/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:\/\/www.chotot.com\/kinh-nghiem\/dua-iphone-ve-che-do-dfu.html\/#Che_do_DFU_la_gi_va_co_cong_dung_the_nao\" >Ch\u1ebf \u0111\u1ed9 DFU l\u00e0 g\u00ec v\u00e0 c\u00f3 c\u00f4ng d\u1ee5ng 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:\/\/www.chotot.com\/kinh-nghiem\/dua-iphone-ve-che-do-dfu.html\/#Cach_dua_iPhone_ve_che_do_DFU\" >C\u00e1ch \u0111\u01b0a iPhone v\u1ec1 ch\u1ebf \u0111\u1ed9 DFU<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.chotot.com\/kinh-nghiem\/dua-iphone-ve-che-do-dfu.html\/#Chuan_bi_truoc_khi_vao_DFU\" >Chu\u1ea9n b\u1ecb tr\u01b0\u1edbc khi v\u00e0o DFU<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.chotot.com\/kinh-nghiem\/dua-iphone-ve-che-do-dfu.html\/#Cach_dua_iPhone_khong_co_nut_Home_ve_che_do_DFU\" >C\u00e1ch \u0111\u01b0a iPhone kh\u00f4ng c\u00f3 n\u00fat Home v\u1ec1 ch\u1ebf \u0111\u1ed9 DFU<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.chotot.com\/kinh-nghiem\/dua-iphone-ve-che-do-dfu.html\/#Cach_dua_iPhone_ve_che_do_DFU_dung_nut_Home\" >C\u00e1ch \u0111\u01b0a iPhone v\u1ec1 ch\u1ebf \u0111\u1ed9 DFU d\u00f9ng n\u00fat Home<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.chotot.com\/kinh-nghiem\/dua-iphone-ve-che-do-dfu.html\/#Khi_nao_nen_dua_iPhone_vao_che_do_DFU\" >Khi n\u00e0o n\u00ean \u0111\u01b0a iPhone v\u00e0o ch\u1ebf \u0111\u1ed9 DFU?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.chotot.com\/kinh-nghiem\/dua-iphone-ve-che-do-dfu.html\/#Nhung_luu_y_khi_su_dung_DFU_mode\" >Nh\u1eefng l\u01b0u \u00fd khi s\u1eed d\u1ee5ng DFU mode<\/a><\/li><\/ul><\/nav><\/div>\n\n<p class=\"has-text-align-justify wp-block-paragraph\">Ch\u1ebf \u0111\u1ed9 DFU (Device Firmware Upgrade) l\u00e0 m\u1ed9t t\u00ednh n\u0103ng \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p tr\u00ean nh\u1eefng chi\u1ebfc \u0111i\u1ec7n tho\u1ea1i iPhone hay m\u00e1y t\u00ednh b\u1ea3ng iPad. Trong tr\u01b0\u1eddng h\u1ee3p \u0111i\u1ec7n tho\u1ea1i c\u00f3 nh\u1eefng ho\u1ea1t \u0111\u1ed9ng b\u1ea5t th\u01b0\u1eddng ho\u1eb7c x\u1ea3y ra l\u1ed7i, ch\u1ebf \u0111\u1ed9 n\u00e0y s\u1ebd \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 m\u1ed9t c\u00e1ch c\u00e0i \u0111\u1eb7t l\u1ea1i phi\u00ean b\u1ea3n ph\u1ea7n m\u1ec1m th\u1ee7 c\u00f4ng. Sau \u0111\u00e2y, Ch\u1ee3 T\u1ed1t s\u1ebd h\u01b0\u1edbng d\u1eabn b\u1ea1n c\u00e1ch <strong>\u0111\u01b0a iPhone v\u1ec1 ch\u1ebf \u0111\u1ed9 DFU<\/strong> v\u00e0 m\u1ed9t s\u1ed1 \u0111i\u1ec1u n\u00ean l\u01b0u \u00fd khi th\u1ef1c hi\u1ec7n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Che_do_DFU_la_gi_va_co_cong_dung_the_nao\"><\/span><strong>Ch\u1ebf \u0111\u1ed9 DFU l\u00e0 g\u00ec v\u00e0 c\u00f3 c\u00f4ng d\u1ee5ng th\u1ebf n\u00e0o?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"450\" src=\"https:\/\/static.chotot.com\/storage\/chotot-kinhnghiem\/c2c\/2023\/03\/6fe99052-dua-iphone-ve-che-do-dfu-1.jpg\" alt=\"\u0111\u01b0a iPhone v\u1ec1 ch\u1ebf \u0111\u1ed9 DFU\" class=\"wp-image-62122\" srcset=\"https:\/\/static.chotot.com\/storage\/chotot-kinhnghiem\/c2c\/2023\/03\/6fe99052-dua-iphone-ve-che-do-dfu-1.jpg 800w, https:\/\/static.chotot.com\/storage\/chotot-kinhnghiem\/c2c\/2023\/03\/6fe99052-dua-iphone-ve-che-do-dfu-1-500x281.jpg 500w, https:\/\/static.chotot.com\/storage\/chotot-kinhnghiem\/c2c\/2023\/03\/6fe99052-dua-iphone-ve-che-do-dfu-1-768x432.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>DFU iPhone<\/em><\/figcaption><\/figure>\n<\/div>\n\n\n<p class=\"has-text-align-justify wp-block-paragraph\">Ch\u1ebf \u0111\u1ed9 DFU l\u00e0 m\u1ed9t ch\u1ee9c n\u0103ng ho\u1ea1t \u0111\u1ed9ng t\u01b0\u01a1ng t\u1ef1 nh\u01b0 m\u1ed9t Recovery c\u1ee7a m\u00e1y \u0111i\u1ec7n tho\u1ea1i iPhone. Tuy nhi\u00ean, DFU s\u1ebd c\u00f3 m\u1ed9t s\u1ed1 t\u00f9y ch\u1ecdn \u0111a d\u1ea1ng h\u01a1n nh\u01b0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>DFU c\u00f3 th\u1ec3 l\u1ef1a ch\u1ecdn phi\u00ean b\u1ea3n ph\u1ea7n m\u1ec1m t\u00f9y th\u00edch v\u00e0 c\u1eadp nh\u1eadt ch\u00ednh h\u00e3ng t\u1eeb Apple. \u0110i\u1ec1u n\u00e0y kh\u00e1c v\u1edbi Recovery khi b\u1ea1n ch\u1ec9 c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng phi\u00ean b\u1ea3n ph\u1ea7n m\u1ec1m m\u00e0 Apple cung c\u1ea5p s\u1eb5n.<\/li>\n\n\n\n<li>DFU c\u00f3 th\u1ec3 t\u1ef1 \u0111\u1ed9ng x\u00f3a c\u00e1c t\u1ec7p tin r\u00e1c trong \u0111i\u1ec7n tho\u1ea1i v\u00e0 l\u00e0m s\u1ea1ch b\u1ed9 nh\u1edb t\u1ef1 \u0111\u1ed9ng.<\/li>\n\n\n\n<li>Khi c\u1eadp nh\u1eadt h\u1ec7 \u0111i\u1ec1u h\u00e0nh iOS th\u00f4ng qua DFU, h\u1ec7 th\u1ed1ng s\u1ebd \u00edt b\u1ecb l\u1ed7i h\u01a1n khi s\u1eed d\u1ee5ng Recovery hay m\u1ed9t s\u1ed1 c\u00f4ng c\u1ee5 b\u00ean th\u1ee9 3 kh\u00e1c.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-align-justify wp-block-paragraph\">Trong nh\u1eefng tr\u01b0\u1eddng h\u1ee3p iPhone b\u1ecb treo t\u00e1o hay l\u1ed7i h\u1ec7 \u0111i\u1ec1u h\u00e0nh, DFU nh\u01b0 l\u00e0 m\u1ed9t s\u1ef1 l\u1ef1a ch\u1ecdn cu\u1ed1i c\u00f9ng m\u00e0 ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n \u0111\u1ec3 s\u1eeda l\u1ed7i. N\u1ebfu \u0111\u00e3 \u00e1p d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p DFU m\u00e0 v\u1eabn ch\u01b0a th\u1ec3 kh\u1eafc ph\u1ee5c th\u00ec iPhone c\u00f3 th\u1ec3 \u0111\u00e3 b\u1ecb h\u01b0 h\u1ecfng ph\u1ea7n c\u1ee9ng v\u00e0 c\u1ea7n \u0111\u01b0\u1ee3c thay th\u1ebf m\u1edbi.<\/p>\n\n\n\n<p class=\"has-text-align-justify wp-block-paragraph\">B\u00ean c\u1ea1nh \u0111\u00f3, DFU s\u1ebd th\u1ef1c hi\u1ec7n ph\u1ea7n l\u1edbn thao t\u00e1c th\u00f4ng qua m\u00e1y t\u00ednh ch\u1ee9 kh\u00f4ng ph\u1ea3i tr\u00ean \u0111i\u1ec7n tho\u1ea1i. \u0110i\u1ec1u n\u00e0y c\u0169ng \u0111\u00f2i h\u1ecfi ng\u01b0\u1eddi th\u1ef1c hi\u1ec7n ph\u1ea3i chu\u1ea9n b\u1ecb m\u1ed9t chi\u1ebfc m\u00e1y t\u00ednh, nh\u1eefng ch\u01b0\u01a1ng tr\u00ecnh ph\u00f9 h\u1ee3p v\u00e0 bi\u1ebft c\u00e1ch thao t\u00e1c c\u01a1 b\u1ea3n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Cach_dua_iPhone_ve_che_do_DFU\"><\/span><strong>C\u00e1ch \u0111\u01b0a iPhone v\u1ec1 ch\u1ebf \u0111\u1ed9 DFU<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"has-text-align-justify wp-block-paragraph\">\u0110\u1ed1i v\u1edbi vi\u1ec7c \u0111\u01b0a iPhone v\u1ec1 ch\u1ebf \u0111\u1ed9 DFU, ch\u00fang ta c\u1ea7n x\u00e1c \u0111\u1ecbnh lo\u1ea1i iPhone m\u00e0 m\u00ecnh \u0111ang s\u1eed d\u1ee5ng. Hi\u1ec7n nay tr\u00ean th\u1ecb tr\u01b0\u1eddng \u0111ang c\u00f3 2 lo\u1ea1i ch\u00ednh \u0111\u00f3 l\u00e0 iPhone c\u00f3 n\u00fat Home (iPhone 7 series tr\u1edf xu\u1ed1ng) v\u00e0 iPhone kh\u00f4ng c\u00f3 n\u00fat Home (t\u1eeb iPhone X series cho \u0111\u1ebfn 14 series). M\u1ed7i lo\u1ea1i s\u1ebd c\u00f3 m\u1ed9t c\u00e1ch th\u1ef1c hi\u1ec7n kh\u00e1c nhau \u0111\u1ec3 <strong>v\u00e0o ch\u1ebf \u0111\u1ed9 DFU<\/strong>.<\/p>\n\n\n\n<p class=\"has-text-align-justify wp-block-paragraph\">Trong danh s\u00e1ch n\u00e0y, iPhone 8 series s\u1ebd th\u1ef1c hi\u1ec7n theo ph\u01b0\u01a1ng ph\u00e1p kh\u00f4ng s\u1eed d\u1ee5ng ph\u00edm Home gi\u1ed1ng nh\u01b0 th\u1ebf h\u1ec7 X series tr\u1edf v\u1ec1 sau. iPhone 8 c\u0169ng nh\u01b0 iPhone 8 Plus s\u1ebd \u00e1p d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p m\u1edbi cho d\u00f9 th\u1ebf h\u1ec7 n\u00e0y c\u00f3 ph\u00edm Home v\u1eadt l\u00fd.&nbsp;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Chuan_bi_truoc_khi_vao_DFU\"><\/span>Chu\u1ea9n b\u1ecb tr\u01b0\u1edbc khi v\u00e0o DFU<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 v\u00e0o ch\u1ebf \u0111\u1ed9 DFU, \u0111i\u1ec7n tho\u1ea1i iPhone ph\u1ea3i \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi m\u00e1y t\u00ednh c\u00f3 c\u00e0i iTunes, chu\u1ea9n b\u1ecb nh\u01b0 sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>M\u1ed9t chi\u1ebfc m\u00e1y t\u00ednh Macbook ho\u1eb7c Windows.<\/li>\n\n\n\n<li>B\u1ea1n c\u00f3 th\u1ec3 t\u1ea3i v\u00e0 c\u00e0i \u0111\u1eb7t iTunes cho m\u00e1y t\u00ednh t\u1ea1i \u0111\u00e2y: https:\/\/support.apple.com\/vi_VN\/downloads\/itunes<\/li>\n\n\n\n<li>M\u1ed9t phi\u00ean b\u1ea3n iOS t\u01b0\u01a1ng th\u00edch v\u1edbi chi\u1ebfc iPhone m\u00ecnh \u0111ang s\u1eed d\u1ee5ng<\/li>\n\n\n\n<li>C\u00e1p k\u1ebft n\u1ed1i \u0111i\u1ec7n tho\u1ea1i v\u1edbi m\u00e1y t\u00ednh.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Cach_dua_iPhone_khong_co_nut_Home_ve_che_do_DFU\"><\/span><strong>C\u00e1ch \u0111\u01b0a iPhone kh\u00f4ng c\u00f3 n\u00fat Home v\u1ec1 ch\u1ebf \u0111\u1ed9 DFU<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"has-text-align-justify wp-block-paragraph\">\u0110\u1ed1i v\u1edbi nh\u1eefng chi\u1ebfc \u0111i\u1ec7n tho\u1ea1i iPhone X, XS, XS Max cho \u0111\u1ebfn iPhone 14, 14 Pro Max,.. ch\u00fang ta c\u00f3 th\u1ec3 v\u00e0o ch\u1ebf \u0111\u1ed9 DFU th\u00f4ng qua c\u00e1c b\u01b0\u1edbc th\u1ef1c hi\u1ec7n sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>B\u01b0\u1edbc 1: M\u1edf m\u00e1y t\u00ednh v\u00e0 b\u1eadt ph\u1ea7n m\u1ec1m iTunes tr\u00ean m\u00e1y t\u00ednh. Sau \u0111\u00f3, b\u1ea1n k\u1ebft n\u1ed1i \u0111i\u1ec7n tho\u1ea1i v\u1edbi m\u00e1y t\u00ednh th\u00f4ng qua d\u00e2y c\u00e1p.<\/li>\n\n\n\n<li>B\u01b0\u1edbc 2: \u1ea4n ph\u00edm t\u0103ng \u00e2m l\u01b0\u1ee3ng v\u00e0 th\u1ea3 ra, sau \u0111\u00f3 ti\u1ebfp t\u1ee5c \u1ea5n ph\u00edm gi\u1ea3m \u00e2m l\u01b0\u1ee3ng v\u00e0 th\u1ea3 ra. B\u1ea1n ti\u1ebfp t\u1ee5c nhanh tay \u1ea5n v\u00e0 gi\u1eef ph\u00edm ngu\u1ed3n cho \u0111\u1ebfn khi iPhone t\u1eaft h\u1eb3n.<\/li>\n\n\n\n<li>B\u01b0\u1edbc 3: B\u1ea1n ti\u1ebfp t\u1ee5c \u1ea5n v\u00e0 gi\u1eef n\u00fat ngu\u1ed3n v\u00e0 n\u00fat gi\u1ea3m \u00e2m l\u01b0\u1ee3ng trong v\u00f2ng 3 gi\u00e2y, sau \u0111\u00f3 th\u1ea3 n\u00fat ngu\u1ed3n v\u00e0 gi\u1eef n\u00fat gi\u1ea3m \u00e2m l\u01b0\u1ee3ng cho \u0111\u1ebfn khi giao di\u1ec7n \u0111\u01b0\u1ee3c chuy\u1ec3n v\u00e0o ch\u1ebf \u0111\u1ed9 DFU.<\/li>\n\n\n\n<li>B\u01b0\u1edbc 4: Khi ph\u1ea7n m\u1ec1m iTunes tr\u00ean m\u00e1y t\u00ednh hi\u1ec3n th\u1ecb th\u00f4ng b\u00e1o k\u1ebft n\u1ed1i th\u00ec b\u1ea1n \u0111\u00e3 th\u00e0nh c\u00f4ng <strong>\u0111\u01b0a iPhone v\u1ec1 ch\u1ebf \u0111\u1ed9 DFU kh\u00f4ng c\u1ea7n n\u00fat Home<\/strong>.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Cach_dua_iPhone_ve_che_do_DFU_dung_nut_Home\"><\/span><strong>C\u00e1ch \u0111\u01b0a iPhone v\u1ec1 ch\u1ebf \u0111\u1ed9 DFU d\u00f9ng n\u00fat Home<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi nh\u1eefng chi\u1ebfc \u0111i\u1ec7n tho\u1ea1i iPhone 8 Series tr\u1edf xu\u1ed1ng c\u00f3 s\u1eed d\u1ee5ng n\u00fat Home, b\u1ea1n th\u1ef1c hi\u1ec7n nh\u01b0 sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>B\u01b0\u1edbc 1: B\u1eadt ph\u1ea7n m\u1ec1m iTunes tr\u00ean m\u00e1y t\u00ednh v\u00e0 k\u1ebft n\u1ed1i \u0111i\u1ec7n tho\u1ea1i v\u1edbi m\u00e1y t\u00ednh th\u00f4ng qua d\u00e2y c\u00e1p.<\/li>\n\n\n\n<li>B\u01b0\u1edbc 2: T\u1eaft ngu\u1ed3n iPhone b\u1eb1ng c\u00e1ch \u1ea5n v\u00e0 gi\u1eef ph\u00edm Home ho\u1eb7c t\u1eaft ngu\u1ed3n trong ph\u1ea7n C\u00e0i \u0111\u1eb7t.<\/li>\n\n\n\n<li>B\u01b0\u1edbc 3: Sau khi iPhone t\u1eaft h\u1eb3n, b\u1ea1n kh\u1edfi \u0111\u1ed9ng l\u1ea1i m\u00e1y b\u1eb1ng c\u00e1ch \u1ea5n v\u00e0 gi\u1eef ph\u00edm ngu\u1ed3n v\u00e0 ph\u00edm Home.<\/li>\n\n\n\n<li>B\u01b0\u1edbc 4: Sau khi m\u00e0n h\u00ecnh s\u00e1ng l\u00ean, b\u1ea1n th\u1ea3 ph\u00edm ngu\u1ed3n v\u00e0 ti\u1ebfp t\u1ee5c gi\u1eef ph\u00edm Home cho \u0111\u1ebfn khi iTunes tr\u00ean m\u00e1y t\u00ednh th\u00f4ng b\u00e1o k\u1ebft n\u1ed1i th\u00e0nh c\u00f4ng.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Khi_nao_nen_dua_iPhone_vao_che_do_DFU\"><\/span><strong>Khi n\u00e0o n\u00ean \u0111\u01b0a iPhone v\u00e0o ch\u1ebf \u0111\u1ed9 DFU?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"450\" src=\"https:\/\/static.chotot.com\/storage\/chotot-kinhnghiem\/c2c\/2023\/03\/ffe7d679-dua-iphone-ve-che-do-dfu-2.jpg\" alt=\"\u0111\u01b0a iPhone v\u1ec1 ch\u1ebf \u0111\u1ed9 DFU\" class=\"wp-image-62123\" srcset=\"https:\/\/static.chotot.com\/storage\/chotot-kinhnghiem\/c2c\/2023\/03\/ffe7d679-dua-iphone-ve-che-do-dfu-2.jpg 800w, https:\/\/static.chotot.com\/storage\/chotot-kinhnghiem\/c2c\/2023\/03\/ffe7d679-dua-iphone-ve-che-do-dfu-2-500x281.jpg 500w, https:\/\/static.chotot.com\/storage\/chotot-kinhnghiem\/c2c\/2023\/03\/ffe7d679-dua-iphone-ve-che-do-dfu-2-768x432.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>Khi n\u00e0o n\u00ean v\u00e0o DFU?<\/em><\/figcaption><\/figure>\n<\/div>\n\n\n<p class=\"has-text-align-justify wp-block-paragraph\">V\u1eady khi n\u00e0o n\u00ean \u0111\u01b0a iPhone v\u00e0o ch\u1ebf \u0111\u1ed9 DFU v\u00e0 s\u1eed d\u1ee5ng nh\u1eefng t\u00ednh n\u0103ng n\u00e2ng cao t\u1ea1i \u0111\u00e2y? \u0110\u1ec3 s\u1eed d\u1ee5ng ch\u1ebf \u0111\u1ed9 n\u00e0y, b\u1ea1n n\u00ean c\u00f3 m\u1ed9t s\u1ef1 am hi\u1ec3u nh\u1ea5t \u0111\u1ecbnh v\u1ec1 h\u1ec7 \u0111i\u1ec1u h\u00e0nh iOS v\u00e0 m\u1ed9t s\u1ed1 k\u1ef9 n\u0103ng thao t\u00e1c c\u01a1 b\u1ea3n tr\u00ean m\u00e1y t\u00ednh. Sau \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p n\u00ean s\u1eed d\u1ee5ng DFU:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Kh\u00f4i ph\u1ee5c l\u1ea1i iPhone b\u1ecb treo ho\u1eb7c kh\u00f4ng kh\u1edfi \u0111\u1ed9ng \u0111\u01b0\u1ee3c: Trong tr\u01b0\u1eddng h\u1ee3p iPhone b\u1ecb treo \u1edf logo t\u00e1o khi kh\u1edfi \u0111\u1ed9ng th\u00ec DFU ch\u00ednh l\u00e0 l\u1ef1a ch\u1ecdn t\u1ed1i \u01b0u nh\u1ea5t \u0111\u1ec3 kh\u1eafc ph\u1ee5c.<\/li>\n\n\n\n<li>S\u1eeda l\u1ed7i ph\u1ea7n m\u1ec1m: Sau khi c\u1eadp nh\u1eadt ph\u1ea7n m\u1ec1m th\u00f4ng qua OTA t\u1ef1 \u0111\u1ed9ng v\u00e0 b\u1ecb l\u1ed7i, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng DFU \u0111\u1ec3 c\u1eadp nh\u1eadt l\u1ea1i m\u1ed9t phi\u00ean b\u1ea3n t\u1ed1t h\u01a1n. B\u1edfi v\u00ec khi OTA \u0111\u00e3 b\u1ecb l\u1ed7i th\u00ec vi\u1ec7c th\u1ef1c hi\u1ec7n c\u1eadp nh\u1eadt t\u1ef1 \u0111\u1ed9ng l\u1ea7n sau kh\u1ea3 n\u0103ng cao v\u1eabn s\u1ebd b\u1ecb l\u1ed7i.<\/li>\n\n\n\n<li>D\u1ecdn r\u00e1c tr\u00ean iPhone: \u0110i\u1ec7n tho\u1ea1i iPhone sau m\u1ed9t th\u1eddi gian d\u00e0i s\u1eed d\u1ee5ng s\u1ebd tr\u1edf n\u00ean n\u1eb7ng n\u1ec1 v\u1edbi nhi\u1ec1u t\u1ec7p tin r\u00e1c \u0111\u01b0\u1ee3c t\u1ea1o ra. Vi\u1ec7c d\u1ecdn r\u00e1c b\u1eb1ng nh\u1eefng thao t\u00e1c th\u00f4ng th\u01b0\u1eddng c\u00f3 th\u1ec3 s\u1ebd \u0111\u1ec3 l\u1ea1i m\u1ed9t ph\u1ea7n kh\u00f4ng tri\u1ec7t \u0111\u1ec3. V\u00ec th\u1ebf, m\u1ecdi ng\u01b0\u1eddi th\u01b0\u1eddng s\u1eed d\u1ee5ng DFU \u0111\u1ec3 d\u1ecdn d\u1eb9p chi\u1ebfc \u0111i\u1ec7n tho\u1ea1i c\u1ee7a m\u00ecnh \u0111\u1ebfn m\u1ee9c s\u1ea1ch s\u1ebd nh\u1ea5t.<\/li>\n\n\n\n<li>C\u00e0i \u0111\u1eb7t h\u1ec7 \u0111i\u1ec1u h\u00e0nh t\u00f9y ch\u1ec9nh: \u0110\u1ed1i v\u1edbi vi\u1ec7c c\u1eadp nh\u1eadt h\u1ec7 \u0111i\u1ec1u h\u00e0nh th\u00f4ng qua OTA, b\u1ea1n ch\u1ec9 c\u00f3 th\u1ec3 c\u00e0i \u0111\u1eb7t phi\u00ean b\u1ea3n m\u1edbi v\u00e0 nh\u1eefng phi\u00ean b\u1ea3n \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh s\u1eb5n. Tuy nhi\u00ean, \u0111\u1ed1i v\u1edbi DFU th\u00ec b\u1ea1n c\u00f3 th\u1ec3 c\u00e0i \u0111\u1eb7t b\u1ea5t c\u1ee9 phi\u00ean b\u1ea3n n\u00e0o m\u00e0 m\u00ecnh th\u00edch, k\u1ec3 c\u1ea3 nh\u1eefng phi\u00ean b\u1ea3n c\u0169.<\/li>\n\n\n\n<li>Jailbreak iPhone: DFU mode ch\u00ednh l\u00e0 ph\u01b0\u01a1ng ti\u1ec7n t\u1ed1t \u0111\u1ec3 th\u1ef1c hi\u1ec7n jailbreak iOS tr\u00ean nh\u1eefng chi\u1ebfc \u0111i\u1ec7n tho\u1ea1i iPhone v\u00e0 m\u00e1y t\u00ednh b\u1ea3ng iPad.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Nhung_luu_y_khi_su_dung_DFU_mode\"><\/span><strong>Nh\u1eefng l\u01b0u \u00fd khi s\u1eed d\u1ee5ng DFU mode<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"533\" src=\"https:\/\/static.chotot.com\/storage\/chotot-kinhnghiem\/c2c\/2023\/03\/912ab82b-dua-iphone-ve-che-do-dfu-3.jpg\" alt=\"\u0111\u01b0a iPhone v\u1ec1 ch\u1ebf \u0111\u1ed9 DFU\" class=\"wp-image-62124\" srcset=\"https:\/\/static.chotot.com\/storage\/chotot-kinhnghiem\/c2c\/2023\/03\/912ab82b-dua-iphone-ve-che-do-dfu-3.jpg 800w, https:\/\/static.chotot.com\/storage\/chotot-kinhnghiem\/c2c\/2023\/03\/912ab82b-dua-iphone-ve-che-do-dfu-3-500x333.jpg 500w, https:\/\/static.chotot.com\/storage\/chotot-kinhnghiem\/c2c\/2023\/03\/912ab82b-dua-iphone-ve-che-do-dfu-3-768x512.jpg 768w, https:\/\/static.chotot.com\/storage\/chotot-kinhnghiem\/c2c\/2023\/03\/912ab82b-dua-iphone-ve-che-do-dfu-3-600x400.jpg 600w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>L\u01b0u \u00fd khi d\u00f9ng DFU<\/em><\/figcaption><\/figure>\n<\/div>\n\n\n<p class=\"has-text-align-justify wp-block-paragraph\">DFU l\u00e0 m\u1ed9t ch\u1ebf \u0111\u1ed9 n\u00e2ng cao v\u00e0 \u0111\u00f2i h\u1ecfi m\u1ed9t v\u00e0i k\u1ef9 thu\u1eadt c\u01a1 b\u1ea3n c\u0169ng nh\u01b0 m\u1ed9t s\u1ef1 am hi\u1ec3u nh\u1ea5t \u0111\u1ecbnh. Khi s\u1eed d\u1ee5ng DFU, m\u1ecdi ng\u01b0\u1eddi h\u00e3y l\u01b0u \u00fd \u0111\u1ebfn m\u1ed9t s\u1ed1 v\u1ea5n \u0111\u1ec1 nh\u01b0 sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Sao l\u01b0u d\u1eef li\u1ec7u: Vi\u1ec7c c\u00e0i \u0111\u1eb7t ph\u1ea7n m\u1ec1m th\u00f4ng qua DFU s\u1ebd khi\u1ebfn to\u00e0n b\u1ed9 d\u1eef li\u1ec7u tr\u00ean iPhone \u0111\u01b0\u1ee3c x\u00f3a s\u1ea1ch s\u1ebd. V\u00ec th\u1ebf, b\u1ea1n n\u00ean sao l\u01b0u to\u00e0n b\u1ed9 d\u1eef li\u1ec7u quan tr\u1ecdng tr\u01b0\u1edbc khi th\u1ef1c hi\u1ec7n thao t\u00e1c n\u00e0y.<\/li>\n\n\n\n<li>S\u1ea1c \u0111\u1ea7y pin: Qu\u00e1 tr\u00ecnh c\u00e0i \u0111\u1eb7t ph\u1ea7n m\u1ec1m th\u1ee7 c\u00f4ng c\u1ea7n m\u1ed9t th\u1eddi gian kh\u00e1 d\u00e0i (t\u00f9y thu\u1ed9c v\u00e0o \u0111\u1eddi m\u00e1y). N\u1ebfu \u0111i\u1ec7n tho\u1ea1i v\u00f4 t\u00ecnh h\u1ebft pin trong l\u00fac th\u1ef1c hi\u1ec7n th\u00ec r\u1ea5t d\u1ec5 x\u1ea3y ra nh\u1eefng l\u1ed7i nghi\u00eam tr\u1ecdng. V\u00ec th\u1ebf, b\u1ea1n n\u00ean s\u1ea1c \u0111\u1ea7y pin tr\u01b0\u1edbc khi thao t\u00e1c v\u1edbi DFU.<\/li>\n\n\n\n<li>S\u1eed d\u1ee5ng c\u00e1p ch\u00ednh h\u00e3ng: C\u0169ng nh\u01b0 vi\u1ec7c h\u1ebft pin, c\u00e1p k\u1ebft n\u1ed1i kh\u00f4ng ch\u1ea5t l\u01b0\u1ee3ng s\u1ebd c\u00f3 th\u1ec3 g\u00e2y ng\u1eaft qu\u00e3ng qu\u00e1 tr\u00ecnh th\u1ef1c hi\u1ec7n. B\u1ea1n n\u00ean chu\u1ea9n b\u1ecb m\u1ed9t s\u1ee3i c\u00e1p k\u1ebft n\u1ed1i ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o qu\u00e1 tr\u00ecnh \u0111\u01b0\u1ee3c di\u1ec5n ra su\u00f4n s\u1ebb nh\u1ea5t.<\/li>\n\n\n\n<li>Th\u1ef1c hi\u1ec7n \u0111\u00fang k\u1ef9 thu\u1eadt: Sau khi th\u00e0nh c\u00f4ng \u0111\u01b0a iPhone v\u1ec1 ch\u1ebf \u0111\u1ed9 DFU, b\u1ea1n c\u1ea7n th\u1ef1c hi\u1ec7n \u0111\u00fang k\u1ef9 thu\u1eadt v\u00e0 nh\u1eefng quy tr\u00ecnh c\u00e0i \u0111\u1eb7t ph\u1ea7n m\u1ec1m c\u01a1 b\u1ea3n. N\u1ebfu kh\u00f4ng th\u1eadt s\u1ef1 ch\u1eafc ch\u1eafn, b\u1ea1n h\u00e3y nh\u1edd v\u00e0o s\u1ef1 tr\u1ee3 gi\u00fap \u0111\u1ebfn t\u1eeb chuy\u00ean gia.<\/li>\n\n\n\n<li>Ch\u1ec9 th\u1ef1c hi\u1ec7n khi th\u1ef1c s\u1ef1 c\u1ea7n thi\u1ebft: DFU l\u00e0 m\u1ed9t ch\u1ebf \u0111\u1ed9 c\u1ef1c k\u1ef3 m\u1ea1nh m\u1ebd v\u1edbi s\u1ef1 can thi\u1ec7p s\u00e2u v\u00e0o h\u1ec7 th\u1ed1ng. V\u00ec th\u1ebf, b\u1ea1n ch\u1ec9 n\u00ean th\u1ef1c hi\u1ec7n khi th\u1ef1c s\u1ef1 c\u1ea7n thi\u1ebft ho\u1eb7c khi \u0111\u00e3 b\u1ea5t l\u1ef1c v\u1edbi nh\u1eefng c\u00e1ch x\u1eed l\u00fd kh\u00e1c.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-align-justify wp-block-paragraph\">V\u1edbi nh\u1eefng c\u00e1ch <strong>\u0111\u01b0a iPhone v\u1ec1 ch\u1ebf \u0111\u1ed9 DFU<\/strong> m\u00e0 Ch\u1ee3 T\u1ed1t h\u01b0\u1edbng d\u1eabn, hi v\u1ecdng b\u1ea1n \u0111\u00e3 c\u00f3 th\u1ec3 x\u1eed l\u00fd \u0111\u01b0\u1ee3c v\u1ea5n \u0111\u1ec1 tr\u00ean chi\u1ebfc \u0111i\u1ec7n tho\u1ea1i c\u1ee7a m\u00ecnh. Tuy nhi\u00ean, \u0111\u00e2y v\u1eabn l\u00e0 h\u00e0nh \u0111\u1ed9ng n\u00ean \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n t\u1eeb chuy\u00ean gia v\u00e0 nh\u1eefng ng\u01b0\u1eddi c\u00f3 s\u1ef1 nghi\u00ean c\u1ee9u c\u1ea9n th\u1eadn. B\u1ea1n ch\u1ec9 n\u00ean th\u1ef1c hi\u1ec7n khi \u0111\u00e3 am hi\u1ec3u nh\u1eefng c\u00e1ch x\u1eed l\u00fd trong tr\u01b0\u1eddng h\u1ee3p x\u1ea3y ra l\u1ed7i.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ch\u1ebf \u0111\u1ed9 DFU (Device Firmware Upgrade) l\u00e0 m\u1ed9t t\u00ednh n\u0103ng \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p tr\u00ean nh\u1eefng chi\u1ebfc \u0111i\u1ec7n tho\u1ea1i iPhone hay m\u00e1y t\u00ednh b\u1ea3ng iPad. Trong tr\u01b0\u1eddng h\u1ee3p \u0111i\u1ec7n tho\u1ea1i c\u00f3 nh\u1eefng ho\u1ea1t \u0111\u1ed9ng b\u1ea5t th\u01b0\u1eddng ho\u1eb7c x\u1ea3y ra l\u1ed7i, ch\u1ebf \u0111\u1ed9 n\u00e0y s\u1ebd \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 m\u1ed9t c\u00e1ch c\u00e0i \u0111\u1eb7t l\u1ea1i phi\u00ean b\u1ea3n ph\u1ea7n<\/p>\n","protected":false},"author":25,"featured_media":62123,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_focuskw":"\u0111\u01b0a iPhone v\u1ec1 ch\u1ebf \u0111\u1ed9 DFU","_yoast_wpseo_title":"\u0110\u01b0a iPhone v\u1ec1 ch\u1ebf \u0111\u1ed9 DFU v\u00e0 m\u1ed9t s\u1ed1 l\u01b0u \u00fd khi th\u1ef1c hi\u1ec7n","_yoast_wpseo_metadesc":"\u0110\u01b0a iPhone v\u1ec1 ch\u1ebf \u0111\u1ed9 DFU: Ch\u1ebf \u0111\u1ed9 DFU (Device Firmware Upgrade) l\u00e0 m\u1ed9t t\u00ednh n\u0103ng \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p tr\u00ean nh\u1eefng chi\u1ebfc \u0111i\u1ec7n tho\u1ea1i iPhone hay m\u00e1y 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