Iphone Backup Apps Not Restored. I then tried copying over all the applications from one library into the other, so that my new library has all the applications (even though the sync apps is not checked) and tried restoring the backup from this library. Probably you didn't transfer your purchased apps to itunes before you restored the phone.

Why can't i restore the backup on my iphone? Under normal circumstances you would have gotten a warning message about this. You can delete some apps you rarely use.
In case a corrupt itunes backup is creating the problem, it is better to delete it and restore iphone with a different backup file.
If you still see “itunes could not restore the iphone because the backup was corrupt or not compatible with the iphone that is being restored.” after updating ios on your iphone/ipad/ipod, then you need to fix the bugs that makes itunes think the backup is corrupt. 84 app after 16 hours under all. Off lately, many users have faced several issues after getting on to ios 14/13.7. Iphone backup extractor is designed to help you get your data when a backup can't be restored properly through itunes.