If the archived backup is for a different iOS version then the version you are trying to restore, you may not be able to restore it. Via the iTunes interface, select "Restore from this backup" and select the appropriate archived backup. After downgrade, wait a minute for iTunes to see your device (click on the device icon in iTunes if the iPhone screen is not already showing).ĭo not perform the following steps on your iPhone! Use iTunes "Restore" option instead (see screenshot below). 
Where the steps say "click the button labelled 'Restore'", the button actually says "Restore iPhone.". Use the steps at the following URL to downgrade (the steps have also been copied to uninstall.md in case the site doesn't work):. See on steps to add an image to a gist. It does not restore the iOS version that the backup was made from. This only restores the data (apps, settings, etc.) that were backed-up. SIMPLY ARCHIVING THE IOS BACKUP IS NOT SUFFICIENT. It can get moved to the Trash without notice. This file back to its original location ( /Users//Library/iTunes/iPhone Software Updates). Whenever a new version of iOS is installed, the old version. Ctrl + Click the backup and choose "Archive". Without regular attention to the two steps above, it may not be possible to truly downgrade the iOS version.Īlways backup your iPhone and archive the backup before installing a new update. 
For the downgrade to work, you must be proactive and prepare for a problem.
iOS 10 to iOS 9), important and regular action must be taken. In order to downgrade to the previous major version (e.g.
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