Nyob rau hauv cov lus qhia hnub no, peb yuav qhia koj yuav ua li cas downgrade koj iPhone 3G los ntawm iOS 4 mus rau iOS no 3.1.3, uas yuav tshwj xeeb tshaj yog txaus siab rau cov neeg siv uas tsis tuaj yeem saib lawv iPhone 3G maj mam dhau los ua lub xov tooj siv tsis tau. Nws yog qhov tseeb tias iPhone 3G tsis tau zoo heev nrog iOS 4 - apps siv sijhawm ntev heev los tso tawm thiab feem ntau poob thaum lub sijhawm thauj khoom. Meanwhile, iOS 4 yuav tsum yog tus ceev tshaj iOS puas tau.
Rau cov tswv iPhone 3G, nws tsis coj qhov tshiab (folders, cov ntawv ceeb toom hauv zos, txhim kho e-mail account), yog li qhov kev txo qis yuav tsis "mob" lawv ntau npaum li ntawd. Hmoov tsis zoo, cov tshiab app hloov tshiab cuam tshuam nrog iOS 4 tau tso tawm txhua hnub, thiab qee qhov ntawm lawv tsis sib xws nrog iOS dhau los lawm. Yog li ntawd, yog tias koj txiav txim siab downgrade mus rau ib tug qis version ntawm iOS no, ib co ntawm koj nyiam thiab siv daim ntawv thov tej zaum yuav tsis ua hauj lwm tag nrho, thiab cia siab tias koj yuav tau kawg poob iBooks. Yog tias koj tseem txiav txim siab downgrade, ntawm no yog cov lus qhia yuav ua li cas.
Peb yuav xav tau:
- iPhone 3G ua.
- iTunes.
- Daim ntawv thov RecBoot (dawb muaj, xws li los ntawm www.sebby.net/443-recboot-final-release/)
- iPhone iOS 3.1.3 firmware duab (xws li z http://www.hackint0sh.org/f127/22056.htm)
Ntawm no yog yuav ua li cas:
1. Tshawb xyuas koj cov ntaub ntawv thaub qab
- Yog tias koj tsis xav poob tag nrho koj cov ntaub ntawv, xyuas koj cov thaub qab qub. iOS 4 tau tso tawm rau lub Rau Hli 21, yog li txhua qhov thaub qab mus txog hnub ntawd yog rau cov iOS qis dua.
- Hmoov tsis zoo, iTunes tsis khaws ntau tshaj 1 thaub qab rau ib lub cuab yeej muab, yog li yog tias koj hloov kho koj iPhone 3G rau iOS4 thiab tom qab ntawd synced nws, tej zaum koj yuav tsis muaj thaub qab nrog iOS 3.1.3. Cov thaub qab tuaj yeem pom hauv daim nplaub tshev: tsev qiv ntawv / Daim Ntawv Thov Txhawb / MobileSync / thaub qab.
2. Cov ntaub ntawv khaws cia
- Txuag tag nrho cov duab koj thaij, txwv tsis pub koj yuav plam lawv mus ib txhis. Yog tias koj tsis tuaj yeem rov qab tau cov ntaub ntawv los ntawm kev thaub qab, koj yuav tau teeb tsa lub iPhone li "tsim li lub xov tooj tshiab", uas txhais tau hais tias koj yuav tsis muaj cov ntaub ntawv ntawm nws. Yog li ntawd, kuv xav kom koj synchronize tag nrho cov ntawv los yog xa lawv los ntawm email, kuj coj screenshots ntawm lub desktop kom koj paub yuav ua li cas koj muaj lub icons teem.
3. Ua "hloov kev yuav khoom" ntawm koj lub cuab yeej hauv iTunes
- Yog tias koj yuav suab paj nruag lossis apps ncaj qha rau koj lub iPhone, ua "hloov kev yuav khoom" hauv iTunes kom tau txais cov kev yuav khoom rau koj lub computer.
4. Download RecBoot thiab iOS 3.1.3 firmware duab
- Raws li tau hais los saum no, koj yuav xav tau daim ntawv thov RecBoot dawb thiab iPhone 3G iOS 3.1.3 firmware duab los ua qhov kev txo qis. RecBoot xav tau Intel Mac version 10.5 lossis siab dua.
5. DFU hom
- Ua DFU hom:
- Txuas koj iPhone rau koj lub computer thiab tso iTunes.
- Tua koj iPhone.
- Tuav lub hwj chim khawm thiab lub tsev khawm tib lub sijhawm rau 10 vib nas this.
- Tom qab ntawd tso lub hwj chim khawm thiab txuas ntxiv tuav lub khawm Tsev rau lwm 10 vib nas this. (Power khawm - yog lub pob rau tso lub iPhone mus pw, khawm Tsev - yog lub pob hauv qab).
- Yog tias koj xav tau qhov kev pom pom ntawm yuav ua li cas nkag mus rau hauv DFU hom, ntawm no yog qhov video.
- Tom qab ua tiav kev ua tiav ntawm DFU hom, ceeb toom yuav tshwm sim hauv iTunes tias qhov kev pab cuam tau kuaj pom iPhone hauv hom rov qab, nyem OK thiab txuas ntxiv nrog cov lus qhia.
6. Cuam Tshuam
- Tuav Alt thiab nyem Restore hauv iTunes, ces xaiv lub downloaded iPhone 3G iOS 3.1.3 firmware duab.
- Qhov rov qab yuav pib thiab tom qab qee lub sijhawm koj yuav tau txais qhov yuam kev. Thov tsis txhob nyem qhov yuam kev no (tsawg kawg tsis yog rau tam sim no). Tom ntej no, "Txuas rau iTunes" yuav tshwm sim ntawm iPhone, tsis quav ntsej qhov ntawd thiab.
7. RecBoot
- Tom qab pom qhov yuam kev uas twb tau hais lawm, uas koj tseem tsis tau nyem, qhib RecBoot nplaub tshev, qhov twg koj yuav pom peb cov ntaub ntawv - ReadMe, RecBoot thiab RecBoot Tawm Tsuas. Khiav qhov kawg hais RecBoot Tawm Tsuas. RecBoot yuav qhia koj ib qho Exit Recovery Mode khawm tom qab tso tawm.
- Nyem no khawm, ces cov "Txuas mus rau iTunes" lus yuav thaum kawg ploj ntawm koj iPhone.
- Tam sim no koj muaj peev xwm unclick lub twb hais yuam kev nyob rau hauv iTunes.
8. Chaw
- Tam sim no iTunes yuav nug koj tias muaj ib tug tshiab version ntawm iOS no rau koj lub xov tooj, teb nws nrog lub Ncua tseg khawm. Tom qab ntawd teeb lub iPhone xws li "teeb ua lub xov tooj tshiab" lossis rov qab los ntawm kev thaub qab (yog tias koj muaj ib qho). Txawm li cas los xij, tej zaum koj yuav tsis muaj qhov thaub qab, yog li qhov kev xaiv tau meej.
- Yog hais tias koj tsis xav kom iTunes qhia rau koj tias ib tug tshiab version ntawm iOS no tau raug tso tawm thiab seb koj puas xav rau nruab nws, tsuas yog kos "Tsis txhob nug kuv dua" ua ntej nias lub Ncua tseg khawm.
Tam sim no txhua yam koj tau ua yog sau koj lub iPhone nrog cov ntawv thov, suab paj nruag, hu, duab, thiab lwm yam.
Tau qhov twg los: www.maclife.com
Puas yog phau ntawv qhia no tsuas yog rau 3G lossis nws puas tseem ua haujlwm rau 3GS?
Feem ntau rau 3G, tsis tau sim ntawm 3GS, koj tuaj yeem sim nws, tej zaum nws yuav ua haujlwm.
Kuv tsis paub tias shsh blob ua haujlwm li cas, tab sis kuv nkag siab tias Apple tsis kos npe rau cov qub versions ntawm fw ntawm 3gs thiab siab dua txij li lub Ib Hlis, thiab kuv paub tias tej zaum cov software tau pib ua qhov no nrog 3g thiab. Ib tug thov kho kuv.
Kuv yeej tsis paub, phau ntawv qhia no tau sau feem ntau yog phau ntawv qhia 3G. Nws zoo li qhov no ntawm qhov chaw hais thiab. Tab sis kuv tsis tau sim nws nrog 3GS, yog li leej twg paub.
Peter, nws zoo, Kuv tsuas yog hais tias nws yuav tsis yooj yim, nrog rau qhov muaj peev xwm uas ib tus neeg yuav kho nws rau kuv :)
Nag hmo, Kuv Jailbreak, tig rau kev ua haujlwm ntau, thiab tsis zoo, tso txhua daim ntawv thov sai dua. Txawm hloov ntawm lawv.
Nyob zoo Vlad, txawm hais tias nws yog ib tsab xov xwm zoo, nws yuav tsis tsim nyog muab (Mac) nyob rau hauv cov kab lus kawg ntawm lub npe ...
Kuv tus kheej paub txog 15 tus neeg nrog jaTelefon thiab tsis muaj ib tus muaj mac, lawv txhua tus tham txog widlich... Kuv tsis tau hais tias lawv yuav tua kuv hauv 3 feeb, tab sis kuv xav tias tsis yog yuav ua rau kuv zoo siab xwb. ... Hmoov tsis zoo muaj cov neeg uas muaj GPRS tom haujlwm thiab dhuav tib lub sijhawm thiab tos 5 feeb rau daim duab ntawd... 5% roj teeb yog shit...
Thiab ib lo lus nug me me, puas yog cov ntsiab lus ntawm Twitter zoo ib yam rau cov ntsiab lus ntawm FB?
rau Adas: Tag nrho cov ntawv mus rau Twitter tau. Peb tsuas xaiv ib co hauv FB xwb..
Cov lus qhia rau downgrading nyob rau hauv lub qhov rais nrog ib tug yees duab tutorial tuaj yeem pom ntawm kuv blog, tshwj xeeb http://goo.gl/Ld6D. Nws yog ib qho kev qhia sau tshwj xeeb rau Win 7 x64, vim nws nyuaj me ntsis nyob rau ntawd. Nyob rau hauv qhov seem versions, nws yooj yim dua, saib cov kev sib tham hauv qab no tsab xov xwm.
Kuv vam tias koj yuav tsis npau taws uas kuv tau sov kuv lub tsho :) Kuv vam tias nws yuav pab tau ib tus neeg.
Adas: Cia siab tias cov lus qhia rau Windows ntawm lub server hu ua Jablickari ... zoo, Kuv tsis pom, Kuv tsis pom :-)
Kuv tsis pom muaj teeb meem, vim tias daim ntawv thov RecBoot yog rau Mac thiab Windows thiab daim ntawv thov no yog qhov tseem ceeb hauv cov lus qhia. Txwv tsis pub, Windows tuaj yeem rub tawm iOS 3.1.3 firmware duab, nrog rau luag thiab xa duab los ntawm iPhone lossis hloov kev yuav khoom hauv iTunes. Cov lus qhia no yog rau ob qho tib si kev ua haujlwm.
Nyob zoo sawv daws,
Koj puas paub yog tias, raws li phau ntawv qhia no, kuv tuaj yeem txo qis mus rau qhov nrawm tshaj plaws iOS rau iPhone, uas yog - 2.2.1??
2.2.1 yog qhov ceev tshaj iOS no rau 3G?
kuv tsuas paub 3.xx xwb ces kuv tsis muaj txoj kev ntawd.
Yog li kuv thaum kawg downgraded kuv iPhone rau 3.1.3. Txhua yam mus zoo, tab sis tam sim no ib qho app tsis sib xws nrog cov version no. Nws yog 1 Password app. Puas muaj txoj hauv kev los hloov kho nws mus rau version 3.1.3. tau. Ua tsaug ntau rau cov lus teb.
Zoo, tib txoj hauv kev mus rau cov thaub qab qub lossis daim ntawv thov yog zaum TimeMachine. Leej twg tsis siv ... thov txim :-)
Txwv tsis pub, DWNGD mus zoo. Zoo nkauj 3.1.3 lawm bro. Tam sim no kuv tuaj yeem muag iPlacek nrog lub siab ntshiab. Nws yuav ya zoo li cua daj cua dub :-) thiab nrog kev tiv thaiv ob xyoos.
Ua tsaug rau cov lus qhia, Kuv tsis xav nrhiav qhov app hauv thaub qab. :-)
Yog li tam sim no kuv txaus siab. Ua tsaug.
Yog vim li cas Apple thiaj txaus ntshai. Tej yam yooj yim ua hauj lwm thiab cov complex tawm tsam tus neeg :-)
Koj tuaj yeem xa cov thaub qab crappy rau iP txhua lub sijhawm, txawm tias FW nws yog los ntawm .. tom qab hloov los ntawm 3G rau 3GS, kuv tsis tuaj yeem xa cov thaub qab qub los ntawm 3G nrog 3.1.3 mus rau 3GS tshiab nrog iOS 4. . Kuv teeb li iP tshiab thiab ces nws yog txaus nyob rau hauv iTunes, nyob rau hauv Devices, right-click rau lub iP thiab xaiv restore los ntawm thaub qab... Xaiv lub hnub xav tau thiab paub meej tias.
Nyob zoo cov phooj ywg, kuv tsis paub dab tsi txog nws, Kuv xav yuav ib tug iphone 3G thiab kuv xav kom nws ceev thiab kuv tsis paub dab tsi axis kuv yuav tsum tau muab tso rau ntawd?
nws tsis ceev heev, zoo dua yuav ib 3gs
Nyob zoo, ib tug neeg thov xa ib qhov txuas rau kuv uas kuv tuaj yeem rub tawm RecBoot, Kuv pom ib qho ntawm uloz.to tab sis nws tsis teb thaum kuv nkag mus rau hom rov qab tawm thiab nws yog qhov sib txawv, nws zoo li txawv dua li daim duab, ua tsaug.
Nyob zoo, kuv tsis paub yog vim li cas, tab sis thaum kuv downgrade kuv iPhone, thaum kuv tau mus nias lub restore khawm thaum tuav cia "alt", nws ib txwm muab kuv mus upgrade rau ib tug tshiab version ... Yog li qhov downgrade tsis. tshwm sim... Kuv tsis tuaj yeem mus rau qhov chaw uas kuv tuaj yeem xaiv ib lub nplaub tshev nrog qis dua version 3.1.3. Puas muaj leej twg xav muab tswv yim rau kuv? Ua tsaug rau koj cov lus teb. Thomas
Nyob zoo, Kuv downgraded kuv iP 3g los ntawm iOS 4.2.1 rau iOS 3.1.3 raws li cov lus qhia thiab txhua yam ua haujlwm. Tam sim no kuv xav rov qab mus rau iOS 4.2.1, tab sis kuv ua tsis tau txhua. Kuv sim tib cov txheej txheem raws li tus downgrade. Nws ib txwm muab rau kuv qhov yuam kev 1604 thiab tom qab ntawd tsis txawm tus kais. Puas muaj leej twg qhia tau tias yuav rov qab tau li cas? Ua tsaug. Mirek
yog tias koj tuav tsis tau ALT.. nias SHIFT :) txwv tsis pub ua tsaug rau cov lus qhia :)