How to Update to iOS 15
Sut i Ddiweddaru i iOS 15
iOS 15 Update Problem
iOS 15 Problemau Diweddaru
How to Downgrade
Sut i Israddio

Canllaw Ultimate i Ddiweddariad iOS 15

• iOS 15 Nodweddion Newydd
• Paratoi ar gyfer iOS 15 Diweddariad
• Sut i Ddiweddaru i iOS 15
• Israddio iOS 15 i iOS 14
• Awgrymiadau a Thriciau Diweddaru iOS 15

Rhan 1. iOS 15 Nodweddion Newydd Awesome

Gyda iOS 15, mae'n siŵr y bydd eich iPhone yn cymryd wyneb clodwiw newydd. Mae Apple yn honni bod iOS 15 wedi'i gynllunio i "roi gwedd newydd i'ch iPhone, a'i gymryd i lefel hollol newydd". Yr hyn yr ydym yn ei ddisgwyl yw bod y gwelliant nid yn unig ar yr olwg, ond hefyd ar y perfformiad. Gawn ni weld pa nodweddion newydd y mae iOS 15 yn eu cynnig i ni.

ios 15 features - New Widgets

Teclynnau Newydd

  • Teclynnau newydd i chi gael mwy o wybodaeth.
  • Dewiswch o wahanol feintiau a threfnwch yr hoffech chi.
ios 15 features - new app library

Llyfrgell Apiau Newydd

  • Trefnwch eich apiau yn un olwg syml, hawdd ei llywio.
  • Mae eich apps a ddefnyddir fwyaf bob amser yn un tap i ffwrdd.
ios 15 features - new message

Negeseuon Newydd

  • Naw sgwrs i frig eich rhestr sgyrsiau.
  • Gall sgwrs grŵp osod hunaniaeth weledol trwy ychwanegu llun neu Memoji, neu ddewis emoji.
ios 15 features - security

Preifatrwydd a Diogelwch

  • Sicrhewch wybodaeth ar yr App Store i'ch helpu i ddeall yr arferion preifatrwydd.
  • Mae dangosydd yn ymddangos ar frig eich sgrin tra bod ap yn defnyddio'ch meicroffon neu gamera.
ios 15 features - new maps

Mapiau Newydd

  • Sicrhewch gyfarwyddiadau beicio gan ddefnyddio lonydd beic, llwybrau a ffyrdd.
  • Arweinlyfrau ar gyfer lleoedd gwych ledled y byd i fwyta, siopa ac archwilio.
ios 15 features - homekit

Pecyn Cartref

  • Gosodwch eich goleuadau i newid tymheredd lliw trwy gydol y dydd.
  • Gall camerâu fideo a chlychau drws adnabod pobl rydych chi wedi'u tagio yn yr app Lluniau.
ios 15 features - new Siri

Siri newydd

  • Bydd llais a gynhyrchir gan Siri yn swnio'n fwy naturiol ar gyfer brawddegau hirach.
  • Eich helpu i ddod o hyd i atebion gwe ac anfon negeseuon sain
ios 15 features - safari

Safari Newydd

  • Cyfieithu gwefannau mewn saith iaith wahanol.
  • Tapiwch y botwm Adroddiad Preifatrwydd i ddeall yn well sut mae gwefannau'n trin eich preifatrwydd

Rhan 2. Paratoi ar gyfer iOS 15 Diweddariad

Mewn gwirionedd, mae'n hawdd ac yn syml iawn diweddaru eich iPhone/iPad/iPod touch i iOS 15. Ond i wneud y daith yn llyfn ac yn ddiogel, byddai'n well ichi wneud y paratoadau canlynol yn gyntaf. Yn enwedig, gwnewch gopi wrth gefn llawn o'ch data cyn i chi wneud unrhyw beth. Why? Ni all unrhyw un ddioddef colli data iOS mewn unrhyw achosion.

2.1 Gwiriwch a yw'ch dyfais yn gydnaws ag iOS 15 (neu iPadOS 14)

bydd iOS 15 ac iPadOS 14 ar gael ar gyfer pob model mawr o iPhones ac iPads. Un pwynt i'w nodi: nid yw rhai modelau a oedd yn cefnogi iOS 12 fel iPhone 5/6 bellach yn cefnogi iOS 15. Dyma'r rhestr gyflawn o iPhones, iPads, ac iPods lle gellir gosod iOS 15 yn bendant.

iPhone
ios 15 compatible iphone

ystod iPhone 2020
iPhone 11, 11 Pro a 11 Pro Max
iPhone SE (1af, 2il genhedlaeth)
iPhone XS, XS Max a XR
iPhone X
iPhone 8 Plus
iPhone 8
iPhone 7 Plus
iPhone 7
iPhone 6S Plus
iPhone 6S

iPad
ios 15 compatible ipad

12.9-modfedd iPad Pro
11-modfedd iPad Pro
10.5-modfedd iPad Pro
9.7-modfedd iPad Pro
iPad 6ed cenhedlaeth
iPad 5ed cenhedlaeth
iPad Awyr 3
iPad Air 2
iPad mini 4

iPod
ios 15 compatible ipod

iPod touch 7fed genhedlaeth

2.2 Gwneud copi wrth gefn o'ch iPhone/iPad cyn diweddariad iOS 15

Peidiwch ag esgeuluso: mae copi wrth gefn llawn o'ch dyfais iOS yn hynod bwysig cyn diweddaru iOS 14. Mae colli data yn digwydd LLAWER yn ystod ac ar ôl i bobl ddiweddaru i fersiwn iOS newydd bob blwyddyn. Felly, cofiwch wneud copi wrth gefn o'ch iPhone / iPad cyn i chi wneud unrhyw beth. Pryd bynnag y bydd unrhyw beth annisgwyl yn digwydd, rydym felly'n gallu adfer ein data yn hawdd o'r copïau wrth gefn iOS. Yma mae yna 3 ffordd i wneud copi wrth gefn o'ch iPhone / iPad yn hawdd.

backup iphone for ios 15 update
Gwneud copi wrth gefn iDevice gyda Dr.Fone
  1. Cysylltwch iPhone/iPad â PC.
  2. Dewiswch y mathau o ddata.
  3. 1-cliciwch i wneud copi wrth gefn o iPhone/iPad mewn munudau.
Manteision:
  • Yn cymryd copi wrth gefn llawn, neu'n gwneud copïau wrth gefn o fathau o ddata dethol yn unig.
  • Rhagolwg data wrth gefn yn hawdd.
  • Yn adfer data i iPhone/iPad yn ddetholus.
Anfanteision:

Ddim yn rhad ac am ddim

Ewch ar PC
Ewch ar Mac
backup iphone to icloud for ios 15

Gwneud copi wrth gefn iDevice i iCloud

  1. Cysylltwch eich iPhone/iPad â rhwydwaith Wi-Fi.
  2. Ewch i Gosodiadau > [eich enw] > iCloud.
  3. Tap Back Up Now.
Manteision:

Datrysiad wrth gefn swyddogol. Dim ond 5 GB o storfa am ddim.

Anfanteision:
  • Mae'n cymryd o leiaf 20-30 munud i wneud copi wrth gefn o iPhone/iPad.
  • Methu gwneud copi wrth gefn ac adfer iPhone/iPad yn ddetholus.
  • Ni ellir rhagolwg data wrth gefn.
  • Angen i ffatri ailosod iPhone/iPad i adfer data wrth gefn.
backup iphone in itunes for ios 15

Gwneud copi wrth gefn iDevice gyda iTunes

  1. Agor iTunes ar y cyfrifiadur.
  2. Cysylltwch eich iPhone/iPad â'ch cyfrifiadur.
  3. Cliciwch Ffeil > Dyfeisiau > Gwneud copi wrth gefn, cliciwch Back Up Now o'r dudalen Crynodeb.
Manteision:
  • Nid oes angen lawrlwytho meddalwedd trydydd parti.
  • Nid oes angen talu am storfa iCloud ychwanegol.
Anfanteision:
  • Nid yw'n cefnogi copi wrth gefn ac adfer dethol ar gyfer iPhone/iPad.
  • Araf wrth gefn ac adfer broses.
  • Mae llawer o ddefnyddwyr yn dod ar draws gwallau wrth ddefnyddio iTunes.

2.3 Rhyddhau lle ar gyfer diweddariad iOS 15

When you update your iOS device wirelessly, you might see a message There's not enough available storage to download iOS 15. The new iOS 15 update installer is around 2GB. Your iPhone or iPad also requires 1.5 - 2GB additional free storage to install the iOS 14 update.

So, to update to iOS 15 smoothly, you need at least 4 - 5 GB of free space on your iPhone/iPad. To check available storage on iPhone, go to Settings > General > iPhone Storage. You can also follow the tips below to free up more space for iOS 15 update.

offload apps for ios 15 update
Offload Unused iOS Apps

Go to Settings > iTunes & App Stores and enable Offload Unused Apps. This will delete the iOS app but keep documents and data so you can restore it later from the App Store.

delete contents for ios 15 update
Delete Downloaded Contents

Videos and music usually takes a lot more storage than you expected. If you use Apple Music, go to Settings > Music > Downloaded Music. Swipe left on the music or album and tap Delete.

delete messages for ios 15 update
Delete Old Messages

Go to Settings > Messages > Message History > Keep Messages > select 30 days, and delete all the messages and attachments older than 30 days. See other tips on deleting iPhone messages.

erase phone for ios 15 update
Dr.Fone - Data Eraser (iOS)

With Dr.Fone - Data Eraser (iOS), we can easily delete all temporary files, App generated files, cached files and unused Apps to free up space. And it also compresses iPhone photos without quality loss.

Part 3. 3 Ways to Update to iOS 15

When the iOS 15 update comes out, your iPhone/iPad/iPod touch will receive the update notice. Generally there are two methods to install iOS 15 on your iPhone, iPad, or iPod touch: Over the Air and iTunes. You can choose either method to update your iPhone/iPad to iOS 15 based on actual situations.

3.1 Update to iOS 15 wirelessly and using iTunes

update to ios 15 over wifi

Update to iOS 15 Wirelessly

  1. Plug your device into power and connect to the Internet via Wi-Fi.
  2. Tap Settings > General > Software Update.
  3. Tap Download and Install.
  4. Tap Install. Or you can tap Later and choose Install Tonight or Remind Me Later.
  5. If asked, enter your passcode.
update to ios 15 with itunes

Update to iOS 15 via iTunes

  1. Install the latest version of iTunes on your computer.
  2. Connect your iOS device to computer.
  3. Open iTunes and select your iPhone/iPad/iPod touch.
  4. Click Summary, then click Check for Update.
  5. Click Download and Update.
  6. Enter your passcode of your iOS device.

3.2 Update to iOS 15 in 1 click

Steps to update to iOS 15:
  • Connect your iOS device to PC and launch Dr.Fone.
  • Click on the “Repair” module, and go to the iOS Repair option.
  • Select either mode. Confirm your choice by selecting the displayed iOS 15 version and click on the “Start”.
  • Sit back and wait for a while as the application would start downloading the compatible firmware for your iOS device.
Dr.Fone - System Repair (iOS)
  • Downgrade iOS by flashing the previous firmware.
  • Can also update iOS on your iDevices.
  • No dependence on iTunes.
  • Fix all iOS system problems like iOS freezing, white Apple logo, etc.
Get for PC Get for Mac

Part 4. Don't like iOS 15? Downgrade iOS 15 to iOS 14

iOS 15 mainly focuses on the "new look". Quite a few users reported that iOS 15 lacks equal focus on performance and stability. If iOS 15 is causing issues on your iPhone or iPad and driving you crazy, you can actually downgrade from iOS 15 to iOS 14 before Apple stops signing iOS 14 firmware.

Downgrade iOS 15 with Dr.Fone

1
Launch Dr.Fone on your computer and select Repair.
2
Select the standard mode to downgrade your iPhone, iPad, or iPod touch.
3
Select iPhone model, and specify iOS 14 as the firmware you want to download.
4
Once the firmware is downloaded, click Fix Now.
5
After a few minutes, your iPhone will restart and you will have iOS 14 on your iPhone/iPad.

Notice:

  • Make sure to select the "Standard Mode". So your data will remain intact after you downgrade to iOS 14.
  • Dr.Fone - Repair can also help you fix various issues you face with iOS 15 update or downgrade.
  • Click on https://ipsw.me/product/iPhone to check whether the compatible firmware is available.
downgrade ios 15 to ios 14

Downgrade iOS 15 with iTunes

1
Backup your iPhone with Dr.Fone.
2
Go to ipsw.me, select your iPhone model and download the proper IPSW file.
3
Turn off Find My iPhone.
4
Connect your iOS device to computer and run your iTunes.
5
Put device into DFU mode.
6
Search your device icon on iTunes and click it > Choose Summary tab and, (For Mac) press "Option" and click "Restore iPhone (or iPad/iPod)..."; (For Windows) press "Shift" and click "Restore iPhone (or iPad/iPod)…".
7
Find previous iOS ipsw file you have downloaded, select it and click "Open".

Notice:

  • iOS 15 downgrade with iTunes may result in complete data loss. It's very important to backup your data first.
  • You cannot restore your device with the backup that you created with iCloud/iTunes before downgrading. So remember to backup your iPhone with a 3rd party backup tool.

Part 5. iOS 15 Update Tips & Tricks

apps crashing

iPhone apps crashing on iOS 15

App crashing on iOS 15 is the most annoying issue. It arises due to reasons like insufficient memory, system glitches, etc. Check how it is fixable now.

ipados stuck installing

iPadOS 15 stuck on installing

Many people attempted to install iPadOS 15, the first OS Apple tailored for iPad, but finally found the installation just got stuck. Check how to fix quickly.

itunes backup

Cannot restore iTunes backup

Apple’s suspension of iTunes updates may somewhat account for frequent failure to restore iTunes backup on iOS 15. Check how tech geeks resolve this.

downgrade ios 15

Downgrade from iOS 15

Downgrading from iOS 15 without computer may be an ideal option when iOS 15 does not fit your appetite. Follow this tutorial to start the iOS downgrade.

ios 15 update tips and tricks
bricked ipad

iPadOS 15 bricked iPad

iPadOS 15 comes with many amazing features. But what if iPadOS 15 just bricks your iPad before you can even access them. Well, you are not alone. Fixes here!

iphone locked

Cannot get into iPhone on iOS 15

There are many complaints that screen cannot be unlocked when iPhone asking for passcode after iOS 15 update. Find all the tested ways to get around.

music disappearing

Music disappeared after iOS 15 update

It’s disastrous for music lovers after iOS 15 update. This article is designed to troubleshoot this issue by providing 5 solutions to get back your music.

ios 15 lagging

iOS 15 lagging & crashing

If you too have faced iOS 15 crashing or lagging issues, it’s actually easier to fix than you think. Let's check how to fix crashing or lagging issues now.