If you’ve a jailbroken iPhone, iPad or iPod touch, and trying to update it to iOS 8 using OTA update, then you are probably seeing the “Checking for Update” screen as you can see above.
The issue is expected behaviour with jailbroken devices, as most modern jailbreaks like evasi0n and Pangu disable OTA updates to ensure jailbreakers don’t accidentally install the update.
So the only option jailbreakers have is that you have to update your device using iTunes. You can follow these simple instructions to update your iOS device to iOS 8:
Note: Upgrading your device you will end up losing your jailbreak, and the installed jailbreak tweaks.
The iOS 8 update is available as a free upgrade for the following iOS devices:
- iPhone 5s, iPhone 5c, iPhone 5 and iPhone 4s
- iPad Air, iPad 4, iPad 3 and iPad 2
- Retina iPad mini, 1st gen iPad mini
- 5th generation iPod touch
How to install iOS 8 update using iTunes:
Before you plug in your iOS device. take a moment to make sure you are using the latest version of iTunes. Click on iTunes in the menu bar and then click on “Check for Updates..”.Once iTunes is all squared away, it’s time to turn your attention to your iOS device and follow these instructions:
Step 1: Connect your iOS device to your computer using an USB cable. Wait for iTunes to open and connect to your device.
Step 2: Click on device button to the left of the iTunes Store button in the top right corner in iTunes.
Step 3: Click on the “Check for Update” . If the iOS 8 update is available it will automatically download and update your device to iOS 8.
Step 4: You will get a popup message informing you the new update is available. Click on Download and Update button. If it says iOS 7.1.2 is the latest version then download the appropriate firmware file using download links provided in step 5.
Step 5: Skip this step if you iOS 8.0 was available in Step 4.
Download the firmware file for your device using the download links provided below [Note the download file could be as big as 1.7 GB]:
Note: If you’re downloading the firmware file using Safari then ensure that auto unzip feature is disabled or use Chrome or Firefox.
Note: You will be able to find the model number starting with at the back of your device.
iPad:
- iPad Air (Model A1474)
- iPad Air (Model A1475)
- iPad Air (Model A1476)
- iPad mini (Model A1489)
- iPad mini (Model A1490)
- iPad mini (Model A1491)
- iPad (4th generation Model A1458)
- iPad (4th generation Model A1459)
- iPad (4th generation Model A1460)
- iPad mini (Model A1432)
- iPad mini (Model A1454)
- iPad mini (Model A1455)
- iPad Wi-Fi 3rd generation
- iPad Wi-Fi + Cellular (model for ATT)
- iPad Wi-Fi + Cellular (model for Verizon)
- iPad 2 Wi-Fi
- iPad 2 Wi-Fi (Rev A)
- iPad 2 Wi-Fi + 3G (GSM)
- iPad 2 Wi-Fi + 3G (CDMA)
- iPhone 5s (Model A1453, A1533)
- iPhone 5s (Model A1457, A1518, A1528, A1530)
- iPhone 5c (Model A1456, A1532)
- iPhone 5c (Model A1507, A1516, A1526, A1529)
- iPhone 5 (Model A1428)
- iPhone 5 (Model A1429)
- iPhone 4s
Step 8: It will then show you the release notes for iOS 8. Click on the Next button. Then click on the Agree button for the terms and conditions.
Step 9: iTunes will now download the firmware file (which can take a long time depending on your internet connection as it can be as big as 2.1GB). After downloading the file, it will process it, extract the software, prepare the device for software update, and install the update.
Step 10: Do not disconnect your device until the update has finished. It can take a few minutes. Your device will be updated to iOS 8.0 and reboot once or twice during the process. You will see while Hello screen after it is successfully update.
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