{"id":90,"date":"2026-04-05T08:41:43","date_gmt":"2026-04-05T08:41:43","guid":{"rendered":"https:\/\/nhatkyso.theworkpc.com\/?p=90"},"modified":"2026-04-05T08:41:43","modified_gmt":"2026-04-05T08:41:43","slug":"chia-se-kinh-nghiem-ha-cap-iphone-4s-tu-ios-9-3-6-9-3-5-xuong-ios-6-1-3-ko-can-shsh","status":"publish","type":"post","link":"https:\/\/nhatkyso.theworkpc.com\/index.php\/2026\/04\/05\/chia-se-kinh-nghiem-ha-cap-iphone-4s-tu-ios-9-3-6-9-3-5-xuong-ios-6-1-3-ko-can-shsh\/","title":{"rendered":"Chia s\u1ebb kinh nghi\u1ec7m h\u1ea1 c\u1ea5p iPhone 4s t\u1eeb ios 9.3.6-9.3.5 xu\u1ed1ng iOS 6.1.3 ko c\u1ea7n shsh"},"content":{"rendered":"

Chia s\u1ebb kinh nghi\u1ec7m h\u1ea1 c\u1ea5p iphone 4s t\u1eeb ios 9.3.6-9.3.5 xu\u1ed1ng ios 6.1.3 ko c\u1ea7n shsh<\/p>\n

– L\u01b0u \u00fd: \u0111\u00e2y l\u00e0 kinh nghi\u1ec7m c\u1ee7a em th\u00f4i v\u00e0 em h\u1ea1 b\u1eb1ng Win 10 \u1ea1 !!!<\/p>\n

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– H\u1ebft s\u1ee9c l\u01b0u \u00fd: C\u00e1c m\u00e3 m\u00e1y imei \u0111\u1ea7u 013 h\u1ea1 th\u00e0nh c\u00f4ng (c\u00e1c m\u00e3 m\u00e1y xu\u1ea5t b\u1ea3n sau th\u00e1ng 10\/2014 ko h\u1ea1 \u0111c), v\u00e0 c\u00e1c m\u00e3 m\u00e1y imei \u0111\u1ea7u 9900 (kh\u1ecfi h\u1ea1 v\u00ec d\u1ec5 treo active).<\/p>\n

 <\/p>\n

– Y\u00eau c\u1ea7u t\u00ecnh tr\u1ea1ng m\u00e1y v\u00e0 thi\u1ebft b\u1ecb c\u1ea7n c\u00f3: icl s\u1ea1ch, c\u00e1c n\u00fat b\u1ea5m ok, pin tr\u00ean 50%, d\u00e2y s\u1ea1c 4s \u1ed5n \u0111\u1ecbnh, k\u1ebft n\u1ed1i wifi \u1ed5n \u0111\u1ecbnh, c\u00f3 laptop ho\u1eb7c m\u00e1y t\u00ednh c\u00e2y.<\/p>\n

 <\/p>\n

– Trong qu\u00e1 tr\u00ecnh th\u1ef1c hi\u1ec7n h\u1ea1 c\u1ea5p, m\u1ecdi ng\u01b0\u1eddi c\u1ea7n t\u1eaft di\u1ec7t virus tr\u00ean m\u00e1y t\u00ednh (laptop), tr\u00e1nh l\u1ed7i treo t\u00e1o, xung \u0111\u1ed9t, m\u1ea5t th\u1eddi gian ph\u1ea3i Restore -> l\u00e0m l\u1ea1i t\u1eeb \u0111\u1ea7u\u2026<\/p>\n

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\u2022 D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c b\u01b0\u1edbc l\u00e0m chi ti\u1ebft, m\u1ecdi ng\u01b0\u1eddi \u0111\u1ecdc k\u0129 l\u00e0m t\u1eebng b\u01b0\u1edbc:<\/p>\n

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\u2022 B1: S\u1eed d\u1ee5ng iphone 4s c\u1ea7n h\u1ea1 c\u1ea5p \u0111\u1ec3 JB.<\/p>\n

 <\/p>\n

– JB tr\u1ef1c ti\u1ebfp b\u1eb1ng web safari.<\/p>\n

 <\/p>\n

– Link JB: carbon.sep.lol<\/p>\n

 <\/p>\n

– Sau khi m\u1edf \u0111c trang -> \u1ea5n install certs (c\u00e0i \u0111\u1eb7t ch\u1ee9ng ch\u1ec9) -> \u1ea5n c\u00e0i \u0111\u1eb7t (g\u00f3c ph\u1ea3i m\u00e0n h\u00ecnh).<\/p>\n

 <\/p>\n

– \u1ea4n c\u00e0i \u0111\u1eb7t xong -> \u1ea5n (Xong) -> sau \u0111\u00f3 \u1ea5n ti\u1ebfp v\u00e0o (Run) -> \u1ea5n khi n\u00e0o m\u00e1y t\u1ef1 kh\u1edfi \u0111\u1ed9ng l\u1ea1i v\u00e0o m\u00e0n h\u00ecnh v\u00e0 c\u00f3 cydia.<\/p>\n

 <\/p>\n

\u2022 B2: C\u00e0i kDFUApp.<\/p>\n

 <\/p>\n

– V\u00e0o cydia -> \u1ea5n tr\u1edf l\u1ea1i cydia -> \u1ea5n n\u00e2ng c\u1ea5p ho\u00e0n t\u1ea5t -> \u1ea5n x\u00e1c nh\u1eadn -> c\u00f3 s\u1eb5n ngu\u1ed3n LukeZGD\u2019s Repo -> n\u1ebfu ch\u01b0a c\u00f3 th\u00ec cap th\u00eam ngu\u1ed3n http:\/\/lukezgd.github.io\/repo<\/p>\n

 <\/p>\n

– Sau khi c\u00e0i xong ngu\u1ed3n (ho\u1eb7c c\u00f3 s\u1eb5n ngu\u1ed3n) \u1ea5n v\u00e0o LukeZGD\u2019s Repo -> H\u1ec7 Th\u1ed1ng -> l\u01b0\u1edbt xu\u1ed1ng t\u00ecm kDFUApp -> C\u00e0i \u0111\u1eb7t -> C\u00e0i \u0111\u1eb7t xong -> tho\u00e1t cydia -> \u1edf m\u00e0n h\u00ecnh c\u00f3 kDFU.<\/p>\n

 <\/p>\n

\u2022 B3: M\u00e1y t\u00ednh (laptop) Win 10 c\u00e0i 3u tool phi\u00ean b\u1ea3n v2.56 v\u00e0 c\u00e0i itune (c\u00f3 itune l\u00e0 \u0111c ko quan tr\u1ecdng phi\u00ean b\u1ea3n).<\/p>\n

 <\/p>\n

– L\u01b0u OTA: https:\/\/drive.google.com\/file\/d\/11P120NGcQ0u4vzfXwk97jZTWLLRFwLeK\/view?usp=sharing v\u00e0o file tr\u00ean m\u00e1y t\u00ednh (laptop,PC).<\/p>\n

 <\/p>\n

– V\u00e0o 3u tool (c\u1eafm s\u1eb5n d\u00e2y iphone 4s v\u00e0o c\u00e2y ho\u1eb7c laptop).<\/p>\n

 <\/p>\n

\u2022 B4: B\u01b0\u1edbc n\u00e0y quan tr\u1ecdng c\u1ea7n ch\u00fa \u00fd.<\/p>\n

 <\/p>\n

– M\u1edf iphone 4s v\u00e0o kDFU b\u1eadt on h\u1ebft 4 \u00f4 c\u00f3 s\u1eb5n trong kDFU (l\u01b0u \u00fd: b\u1ea5m t\u1eebng c\u00e1i 1 ch\u1edd 4-5 gi\u00e2y r\u1ed3i \u1ea5n ti\u1ebfp theo cho \u0111\u1ebfn h\u1ebft) -> \u1ea5n enter kDFU.<\/p>\n

 <\/p>\n

– \u0110\u1ee3i m\u00e1y t\u1ef1 s\u1eadp ngu\u1ed3n h\u1eb3n -> c\u1eafm d\u00e2y s\u1ea1c 4s (n\u1ed1i t\u1eeb m\u00e1y t\u00ednh c\u00e2y ho\u1eb7c t\u1eeb laptop) v\u00e0o iphone 4s -> v\u00e0o Flash & JB -> Pro Flash (ph\u00eda b\u00ean tr\u00e1i m\u00e0n h\u00ecnh) -> Import firmware (ph\u00eda b\u00ean ph\u1ea3i m\u00e0n h\u00ecnh) -> nh\u1eadp file OTA 6.1.3 (\u0111\u00e3 l\u01b0u tr\u01b0\u1edbc \u0111\u00f3) -> Quick Flash Mode (ph\u00eda b\u00ean ph\u1ea3i m\u00e0n h\u00ecnh) -> Flash -> OK l\u00e0 done.<\/p>\n

 <\/p>\n

\u2022 B5: \u0110\u1ee3i ch\u1ea1y xong -> active v\u00e0 tr\u1ea3i nghi\u1ec7m th\u00f4i (tr\u01b0\u1eddng h\u1ee3p ko active th\u1ee7 c\u00f4ng \u0111c, m\u1ecdi ng\u01b0\u1eddi c\u1eafm 4s v\u00e0o 3u l\u00e0 active \u0111c).<\/p>\n

 <\/p>\n

p\/s: \u0110\u00e2y ch\u1ec9 l\u00e0 b\u00e0i vi\u1ebft chia s\u1ebb kinh nghi\u1ec7m h\u1ecdc h\u1ecfi c\u1ee7a em t\u1eebng h\u1ea1 c\u1ea5p th\u00e0nh c\u00f4ng, d\u00e0nh cho nh\u1eefng ai c\u1ea7n \u1ea1! em c\u00f2n nhi\u1ec1u thi\u1ebfu s\u00f3t mong m\u1ecdi ng\u01b0\u1eddi hoan h\u1ef7 v\u00e0 ch\u1ec9 b\u1ea3o, g\u00f3p \u00fd \u1ea1 !!! \ud83d\udcf1\ud83d\udcbb<\/p>\n

 <\/p>\n

*Ch\u00fac m\u1ecdi ng\u01b0\u1eddi H\u1ea1 C\u1ea5p Th\u00e0nh C\u00f4ng*<\/p>\n

 <\/p>\n

Ngu\u1ed3n: Linh Linh trong H\u1ed9i Ng\u01b0\u1eddi D\u00f9ng iPhone C\u1ed5 iOS Th\u1ea5p<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

Chia s\u1ebb kinh nghi\u1ec7m h\u1ea1 c\u1ea5p iphone 4s t\u1eeb ios 9.3.6-9.3.5 xu\u1ed1ng ios 6.1.3 ko c\u1ea7n shsh – L\u01b0u \u00fd: \u0111\u00e2y l\u00e0<\/p>\n

Read More<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[39,38,40],"class_list":["post-90","post","type-post","status-publish","format-standard","hentry","category-ios_co","tag-ha-cap-ios","tag-hacp","tag-kdfu"],"_links":{"self":[{"href":"https:\/\/nhatkyso.theworkpc.com\/index.php\/wp-json\/wp\/v2\/posts\/90","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nhatkyso.theworkpc.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nhatkyso.theworkpc.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nhatkyso.theworkpc.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/nhatkyso.theworkpc.com\/index.php\/wp-json\/wp\/v2\/comments?post=90"}],"version-history":[{"count":3,"href":"https:\/\/nhatkyso.theworkpc.com\/index.php\/wp-json\/wp\/v2\/posts\/90\/revisions"}],"predecessor-version":[{"id":93,"href":"https:\/\/nhatkyso.theworkpc.com\/index.php\/wp-json\/wp\/v2\/posts\/90\/revisions\/93"}],"wp:attachment":[{"href":"https:\/\/nhatkyso.theworkpc.com\/index.php\/wp-json\/wp\/v2\/media?parent=90"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nhatkyso.theworkpc.com\/index.php\/wp-json\/wp\/v2\/categories?post=90"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nhatkyso.theworkpc.com\/index.php\/wp-json\/wp\/v2\/tags?post=90"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}