The article refers to a different versions of iOS, but the process is the same. So as to avoid unnecessary description of the process, iMore have a useful article that describes the procedure of restoring an earlier version. As such, if intending to restore iPadOS14.8, you’ll not be able to install a backup that was made using iPadOS15. iOS 13 introduces a dramatic new look for iPhone with Dark Mode, new ways to browse and edit photos, and a private new way to sign in to apps and websites with just a tap. You’ll need access to a PC (with iTunes installed) or a Mac (with iTunes or Finder - as appropriate for the installed version of macOS).īe aware, that you can only restore an iCloud backup that was made for the version that you have reinstalled - or to a later version of the OS. If you have an existing iCloud or iTunes backup of your data, your data can be restored after reinstalling the previous version of iOS/iPadOS.
Reversion to an earlier version will entail the use of “DFU” mode to reinstall the previous version all locally stored data will be wiped. After a major update, such as the initial release of iPadOS15, the period that the preceding version is signed my be longer. After release of a new iOS/iPadOS version, the immediately preceding version continues to be digitally signed by Apple - however, usually within a few days, Apple will revoke the digital certificate with which the earlier version is signed. The ability to restore an earlier version of iOS/iPadOS is limited - but is possible in certain circumstances. The procedure is not trivial.Īll System Updates are digitally signed by Apple - and can only be installed whilst the digital signatures remain valid.
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