Step 2: Delete all the photos you backed up from your i Phone i Pad.
This article may help you a lot, How to Backup & Restore i Phone i Pad with i Tunes. Turn off Useless Backup Turn off the backup for those non-essential data types and select only what you need to back up.
About how to turn off unnecessary Apps, you can follow the steps below: On your i Phone i Pad, go to Settings App Tap on Turn Off & Delete.
And the extracted data can be restored to i Device directly, or you also can choose to restore them to computer.
If you get this error message, Sorry it looks like you're on a slow connection…, or Office is taking a really long time to install or it appears to hang during the install, you may want to cancel the installation and then try using some of the following procedures. So, after you've restarted your computer, go to Can't find Office applications in Windows 10, Windows 8, or Windows 7? If Office did not install, try to reinstall after switching to a wired connection.
Therefore, here we recommend you an i Phone i Pad backup extractor – Phone Rescue, which allows you to extract what you like from i Cloud backup without restoring your i Device.