Warning: It's very possible that your device would get Apple logo boot loop after you restoring your backup on iOS 14. This is bug on iOS 14 which is not caused by iMazing. You may need to restore both your iOS firmware and backup multiple times if it failed. PS: If you used iCloud method, or your country/region supports ECG v1 but not v2, then you can use v2 plist to upgrade your ECG version. How