Yuav ua li cas rau Downgrade los ntawm iOS 15 rau iOS 14 yam tsis poob ntaub ntawv?

Lub Plaub Hlis 27, 2022 • Xa mus rau: Cov lus qhia rau txawv iOS Versions & Qauv • Cov kev daws teeb meem

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Puas yog koj tab tom ntsib teeb meem lossis teeb meem cuam tshuam nrog iOS 15 thiab xav txo qis rau iOS 15 Tsis txhob txhawj - koj tsis yog tib tus xwb. Ua ntej kev tso tawm ntawm iOS 15, ntau tus neeg siv tau txais nws cov beta version thiab yws txog qee yam teeb meem. Txoj hauv kev zoo tshaj los daws lawv yog los ntawm kev ua haujlwm ntawm iOS 15 downgrade. Thaum nws yog ib qho yooj yim heev rau upgrade koj lub xov tooj mus rau ib tug tshiab iOS no, tej zaum koj yuav tau taug kev ib mais ntxiv rau downgrade iOS 15. Peb tau los nrog cov ntaub ntawv tshaj tawm no los pab koj rov qab mus rau iOS 14 versions ntawm iOS 15.

Part 1: Thaub qab koj iPhone ua ntej downgrade los ntawm iOS 15

Ua ntej koj downgrade iOS 15, nws yog ib qho tseem ceeb rau backup koj ntaus ntawv. Txij li thaum cov txheej txheem yuav so koj lub cuab yeej cia, koj yuav poob koj cov ntsiab lus tseem ceeb. Yog li ntawd, nws yog heev pom zoo kom backup koj lub xov tooj ua ntej ua iOS 15 downgrade. Qhov zoo tshaj plaws, koj tuaj yeem ua nws hauv ntau txoj kev.

1. Thaub qab iPhone nrog iTunes

Ib txoj hauv kev zoo tshaj plaws rau thaub qab koj lub cuab yeej yog siv iTunes. Tsuas txuas koj iPhone rau koj lub cev thiab tso iTunes. Tom qab ntawd, koj tuaj yeem mus rau nws nplooj ntawv Summary thiab nyem rau ntawm "Thaub qab Tam Sim No" khawm. Koj tuaj yeem xaiv backup koj cov ntsiab lus ntawm lub zos cia lossis iCloud.

backup iphone with itunes before ios 11 downgrade

2. Thaub qab iPhone nrog iCloud

Xwb, koj tuaj yeem ncaj qha thaub qab koj lub cuab yeej ntawm iCloud ib yam. Txawm hais tias qhov no yog cov txheej txheem siv sijhawm ntau dua, nws yuav cia koj ua haujlwm thaub qab ntawm huab cua. Mus rau koj lub cuab yeej Chaw> iCloud> Thaub qab thiab tig rau ntawm "iCloud thaub qab". Coj mus rhaub rau ntawm "Backup Now" khawm kom ua tam sim ntawd.

backup iphone with icloud before ios 11 downgrade

3. Thaub qab iPhone nrog Dr.Fone - Xov tooj thaub qab (iOS)

Nws yog undoubtedly ib qho ntawm qhov yooj yim thiab ceev tshaj txoj kev mus ua ib tug qhia los yog ib tug xaiv backup ntawm koj ntaus ntawv. Koj tuaj yeem xaiv hom ntaub ntawv cov ntaub ntawv koj xav kom thaub qab. Dr.Fone - Xov tooj thaub qab (iOS) muab ib qho kev daws teeb meem rau thaub qab thiab kho koj cov ntsiab lus hauv qhov tsis muaj teeb meem thiab nyab xeeb.

Dr.Fone da Wondershare

Dr.Fone - Xov tooj thaub qab (iOS)

Thaub qab & Restore iOS cov ntaub ntawv hloov tau yooj yim.

  • Ib nyem rau backup tag nrho iOS no ntaus ntawv rau koj lub computer.
  • Tso cai rau saib ua ntej thiab rov qab ib yam khoom los ntawm kev thaub qab mus rau ib lub cuab yeej.
  • Export yam koj xav tau los ntawm thaub qab rau koj lub computer.
  • Tsis muaj cov ntaub ntawv poob ntawm cov khoom siv thaum lub sijhawm rov qab los.
  • Xaiv backup thiab restore tej ntaub ntawv koj xav tau.
  • Txhawb nqa tus tshiab iPhone thiab iOS no
  • Siab tau tshaj Windows lossis Mac.
Muaj nyob rau: Windows Mac
3981454 neeg tau downloaded nws

Part 2: Yuav ua li cas rau Downgrade iOS 15 rau iOS 14?

Tom qab noj cov thaub qab ntawm koj cov ntaub ntawv, koj tuaj yeem yooj yim rov qab mus rau iOS 14 los ntawm iOS 15 yam tsis muaj cov ntaub ntawv poob. Txawm li cas los xij, koj yuav tsum ua kom tau raws li qee qhov yuav tsum tau ua ua ntej rau kev hloov pauv. Piv txwv li, nco ntsoov tias koj siv ib qho kev hloov kho tshiab ntawm iTunes ua ntej ua iOS 15 downgrade. Mus rau iTunes (Kev Pab)> tshawb xyuas cov kev xaiv hloov tshiab los hloov kho koj lub iTunes version.

check update for itunes before ios downgrade

Tsis tas li ntawd, koj yuav tsum kaw qhov "Nrhiav kuv iPhone" feature ntawm koj lub cuab yeej. Txhawm rau ua qhov no, mus saib koj lub cuab yeej Chaw> iCloud> Nrhiav kuv iPhone thiab hloov tawm qhov tshwj xeeb.

turn off find my iphone

Thaum kawg, koj yuav tsum rub tawm IPSW cov ntaub ntawv ntawm iOS 14 version koj xav kom downgrade rau. Koj tuaj yeem mus ntsib IPSW lub vev xaib https://ipsw.me/ kom tau txais tag nrho cov versions.

Tam sim no thaum koj npaj txhij, cia peb mus thiab kawm yuav ua li cas rov qab mus rau iOS 14 los ntawm kev ua raws li cov kauj ruam no.

1. Pib nrog, koj yuav tsum tau hloov tawm koj iPhone thiab tos ob peb feeb.

2. Tam sim no, muab koj lub xov tooj rau hauv DFU (Device Firmware Update) hom. Qhov no tuaj yeem ua tiav los ntawm nias lub Tsev thiab lub zog khawm tib lub sijhawm. Nias lawv li ntawm 10 vib nas this. Cia lub hwj chim khawm (thaum tseem tuav lub khawm Tsev). Yog tias lub vijtsam tseem nyob dub, ces koj tau nkag mus rau DFU hom.

boot iphone in dfu mode

3. Nyob rau hauv rooj plaub yog tias koj tsis tuaj yeem nkag mus rau koj lub cuab yeej hauv DFU hom, ces koj yuav tau rov ua cov kauj ruam. Koj tuaj yeem kawm paub nkag mus thiab tawm DFU hom ntawm iPhone li cas hauv kab lus no.

4. Tua tawm iTunes ntawm koj lub cev thiab txuas koj lub cuab yeej rau nws. Raws li koj yuav txuas koj lub cuab yeej rau koj lub kaw lus, iTunes yuav cia li ntes nws thiab muab cov lus qhia zoo li no. Nyem rau Ncua tseg mus ntxiv.

connect iphone to itunes

6. Mus rau iTunes thiab mus saib nws cov ntsiab lus. Yog tias koj siv iTunes ntawm Windows, tom qab ntawd nias tus yuam sij ua haujlwm thaum txhaj rau "Restore iPhone" khawm. Cov neeg siv Mac yuav tsum nias Option + Command key thaum ua tib yam.

restore iphone with ipsw file

7. Qhov no yuav qhib lub qhov rais browser. Mus rau qhov chaw uas cov ntaub ntawv rub tawm IPSW tau txais kev cawmdim thiab qhib nws.

select the ipsw file to restore iphone

8. Tos ib pliag li koj iPhone yuav rov qab mus rau lub xaiv version ntawm iOS no. Koj tuaj yeem pom tias lub vijtsam ntawm koj lub cuab yeej yuav raug hloov pauv thaum lub sijhawm rov ua haujlwm pib.

iphone downgraded to ios 10

Tos ib pliag li iTunes yuav downgrade iOS 15 mus rau lub loaded IPSW version ntawm iOS no 14. Nco ntsoov tias koj tsis txhob disconnect tus ntaus ntawv kom txog rau thaum lub lag luam ua tiav tiav.

Part 3: Yuav ua li cas rov qab iPhone los ntawm thaub qab tom qab iOS downgrade?

Tom qab ua tiav iOS 15 downgrade mus rau cov version ntawm iOS 14, koj tsuas tuaj yeem siv koj lub cuab yeej raws li koj nyiam. Txawm li cas los xij, koj yuav tsum tau rov qab tau koj cov ntaub ntawv tom qab. Thaum koj rov qab mus rau iOS no 14, coj cov kev pab ntawm Dr.Fone - iOS Data Recovery los restore koj backup rau koj ntaus ntawv.

Txij li thaum koj yuav tsis tuaj yeem yooj yim kho koj cov ntsiab lus los ntawm cov ntaub ntawv thaub qab ntawm ib qho iOS no mus rau lwm qhov, Dr.Fonewill muab cov tshuaj tsis muaj teeb meem. Koj tuaj yeem siv nws los kho cov thaub qab ntawm iCloud nrog rau iTunes. Nws tseem tuaj yeem ua haujlwm rov qab los khaws koj cov ntsiab lus yav dhau los deleted los ntawm koj lub cuab yeej cia thiab. Koj tuaj yeem xaiv xaiv rov qab iTunes thiab iCloud thaub qab ib yam nkaus. Nyob rau hauv txoj kev no, koj yuav muaj peev xwm retrieve koj cov ntaub ntawv tom qab iOS 15 downgrade.

Koj tuaj yeem nyeem phau ntawv qhia no kom rov qab iPhone los ntawm thaub qab tom qab iOS downgrade .

Dr.Fone da Wondershare

Dr.Fone - iPhone cov ntaub ntawv rov qab

Ntiaj teb thib 1 iPhone thiab iPad cov ntaub ntawv rov qab software

  • Muab nrog peb txoj hauv kev kom rov qab tau cov ntaub ntawv iPhone.
  • Luam theej duab iOS no kom rov qab tau cov duab, video, hu, lus, sau ntawv, thiab lwm yam.
  • Extract thiab saib ua ntej tag nrho cov ntsiab lus nyob rau hauv iCloud / iTunes backup cov ntaub ntawv.
  • Xaiv qhov koj xav tau los ntawm iCloud / iTunes thaub qab rau koj lub cuab yeej lossis lub computer.
  • Tau tshaj cov qauv iPhone tshiab.
Muaj nyob rau: Windows Mac
3981454 neeg tau downloaded nws

Tom qab ua raws li cov lus qhia yooj yim no, koj yuav muaj peev xwm downgrade iOS 15 yam tsis muaj teeb meem. Txawm li cas los xij, nws raug pom zoo kom ua tiav qhov thaub qab ntawm koj cov ntaub ntawv thiab ntsib txhua qhov yuav tsum tau ua ua ntej. Qhov no yuav cia koj rov qab mus rau iOS 14 yam tsis tau ntsib kev poob qis. Ua ntej thiab ua raws li cov lus qhia no. Yog tias koj ntsib teeb meem, qhia rau peb paub txog nws hauv cov lus hauv qab no.

Alice MJ

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