Apple has limited the possibility to downgrade to lower iOS but there are always way to go after awhile. Thanks to people reported this new way to downgrade iOS 5.1 to iOS 5.0.1 or 5.0, we have this instruction for you. It is a good news for people who stuck with iOS 5.1 and willing to downgrade to lower iOS.
Downloads :
- Download Host file
- Download Sn0wbreeze for Windows
- Download TinyUmbrella – Windows / Mac
- FixRecovery
- Download Redsn0w for Windows / Mac
- Download iFaith
- Download iOS 5.0.1 / 5.0 for your iOS device
- Download iTunes Windows / Mac
How to Downgrade 5.1 to 5.0.1 / 5.0 without SHSH blobs files Tutorial :
Step 1: You have to go to C:\Windows\System32\drivers\etc , and replace “HOST” file downloaded above.
Step 2: Open redsn0w and jailbreak your device, you can follow this tutorial – Click Here – but you have to point to iOS 5.0.1 or 5.0
Step 3: Then the iPhone will stop on the recovery mode.
Step 4: Open Tinyumbrella (can be found in “Restore Files” folder above), then click on your iPhone name at the left then press on Start TSS Server.
Step 5: Open iTunes and restore your iPhone with iOS 5.0.1 / 5.0 firmware (Shift + Restore) then close it.
Step 6: You will find error 1013, at this time you have to use Fixrecovery (can be found in “Restore Files” folder above).
Step 7: Open iFaith (downloaded above) and Save shsh file.
Step 8: Open sn0wbreeze (downloaded above) to create custom iOS 5.0.1 firmware and restore with it. Done.
Note: We have not had a chance to verify this guide, so if you gonna try it, please feed us back, specially iPad 2 users.
Common Errors:
- If you get 3194, 1600, 1602, 1013, 1015, 20 errors, you can fix it .
- If you get 1611 error, you can fix it.
Use this video to fix the error:
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