{"id":6646,"date":"2018-10-16T17:27:03","date_gmt":"2018-10-16T15:27:03","guid":{"rendered":"https:\/\/www.appleking.cz\/blog\/?p=6646"},"modified":"2018-10-16T17:33:38","modified_gmt":"2018-10-16T15:33:38","slug":"ios-dfu-rezim","status":"publish","type":"post","link":"https:\/\/www.appleking.cz\/blog\/ios-dfu-rezim","title":{"rendered":"Kdy a jak pou\u017e\u00edt na iOS za\u0159\u00edzen\u00ed DFU re\u017eim (n\u00e1vod)"},"content":{"rendered":"
<\/a>
  1. Co je DFU m\u00f3d a jak prob\u00edh\u00e1<\/a><\/li>
  2. Poj\u010fme uv\u00e9st Apple za\u0159\u00edzen\u00ed s iOS do DFU re\u017eimu<\/a><\/li><\/ol><\/div>\n

    V\u00a0p\u0159\u00edpad\u011b, \u017ee si zablokujete iPhone nebo iPad opakovan\u00fdm zad\u00e1v\u00e1n\u00edm \u0161patn\u00e9ho hesla, m\u016f\u017eete ho obnovit p\u0159es re\u017eim zotaven\u00ed (recovery mode) pomoc\u00ed iTunes nebo iCloud. Jestli\u017ee v\u0161ak skon\u010d\u00ed pokus ne\u00fasp\u011bchem, bude pot\u0159eba vyu\u017e\u00edt tzv. DFU re\u017eimu, kter\u00fd uvede iOS p\u0159\u00edstroj do<\/strong> \u201eklidov\u00e9ho<\/strong> stavu\u201c a umo\u017en\u00ed v\u00e1m<\/strong> prov\u00e1d\u011bt\u00a0<\/strong>jinak blokovan\u00e9 procesy.<\/strong> Nemus\u00edte se b\u00e1t, nen\u00ed to nic n\u00e1ro\u010dn\u00e9ho \u2013 cel\u00fdm procesem v\u00e1s nav\u00edc provedeme, tak\u017ee ho zvl\u00e1dnete v\u00a0pohodl\u00ed domova.<\/p>\n

    \"iOS<\/a><\/p>\n<\/a>

    Co je DFU m\u00f3d a jak prob\u00edh\u00e1<\/strong><\/h2>\n

    Zm\u00edn\u011bn\u00fd DFU m\u00f3d (Device Firmware Update) je proces, p\u0159i n\u011bm\u017e dojde k\u00a0zapnut\u00ed iOS za\u0159\u00edzen\u00ed, ale nespust\u00ed se samotn\u00fd syst\u00e9m, tak\u017ee z\u016fstane displej tmav\u00fd. Ve\u0161ker\u00e1 komunikace bude p\u0159itom prob\u00edhat prost\u0159ednictv\u00edm iTunes, kter\u00e9 iPhone nebo iPad uvid\u00ed. N\u00e1sledn\u011b pak m\u016f\u017eete za\u0159\u00edzen\u00ed obnovit do \u010dist\u00e9ho stavu<\/strong>, tak\u017ee bude p\u0159\u00edstroj po dokon\u010den\u00ed jako nov\u00fd (alespo\u0148 softwarov\u011b). S\u00a0t\u00edm se pochopiteln\u011b poj\u00ed ztr\u00e1ta dat \u2013 tak\u017ee pokud ned\u011bl\u00e1te z\u00e1lohy, o v\u0161echno bohu\u017eel p\u0159ijdete.<\/p>\n

    \"iPhone<\/a><\/p>\n

    Mohlo by v\u00e1s zaj\u00edmat:\u00a0Jak z\u00e1lohovat iPhone? Do iTunes nebo na iCloud<\/a><\/strong><\/p>\n

    T\u00edmto zp\u016fsobem se d\u0159\u00edve prov\u00e1d\u011bl dnes ji\u017e m\u00e1lo pou\u017e\u00edvan\u00fd jailbreak, j\u00edm\u017e bylo mo\u017en\u00e9 do iPhonu nebo iPadu nahr\u00e1t upraven\u00fd opera\u010dn\u00ed syst\u00e9m (Custom IPSW). D\u00edky tomu jste mohli do za\u0159\u00edzen\u00ed nahr\u00e1vat jin\u00e9 (obvykle star\u0161\u00ed) verze opera\u010dn\u00edho syst\u00e9mu, nebo p\u0159id\u00e1vat \u201ezak\u00e1zan\u00e9 aplikace\u201c, kter\u00e9 byste jinak do p\u0159\u00edstroje nikdy nest\u00e1hli. Ano, DFU re\u017eim je podobn\u00fd jako re\u017eim zotaven\u00ed (Recovery mode), a z\u00e1sadn\u00ed rozd\u00edl tvo\u0159\u00ed, \u017ee de facto \u201eobejdete\u201c syst\u00e9m.<\/p>\n

    \"iOS<\/a><\/p>\n

    Mohlo by v\u00e1s zaj\u00edmat:\u00a0Jak restartovat iPhone: R\u016fzn\u011b, z\u00e1le\u017e\u00ed na modelu<\/a><\/strong><\/p>\n

    Dnes se pou\u017e\u00edv\u00e1 DFU re\u017eim v\u00a0krizov\u00fdch situac\u00edch, kdy se nap\u0159\u00edklad dostane iPhone, iPad nebo iPod do syst\u00e9mov\u00e9 smy\u010dky (v\u017edy se po n\u011bkolika vte\u0159in\u00e1ch zap\u00edn\u00e1n\u00ed restartuje, tak\u017ee syst\u00e9m nikdy nenasko\u010d\u00ed). A pr\u00e1v\u011b v\u00a0tomto p\u0159\u00edpad\u011b je pou\u017eit\u00ed DFU re\u017eimu nevyhnuteln\u00e9, abyste obe\u0161li firmware (software, kter\u00fd se star\u00e1 nap\u0159. o spu\u0161t\u011bn\u00ed iOS, kdy\u017e je za\u0159\u00edzen\u00ed nap\u00e1jeno).<\/p>\n<\/a>

    Poj\u010fme uv\u00e9st Apple za\u0159\u00edzen\u00ed s iOS do DFU re\u017eimu<\/strong><\/h2>\n

    Abyste uvedli iPhone 4\/4S, 5\/5S\/5C, SE, 6\/6 Plus, 6S\/6S Plus nebo 7\/7 Plus, iPad nebo iPod do DFU re\u017eimu, postupujte n\u00e1sledovn\u011b:<\/strong><\/p>\n