Starting macOS Catalina, you can use the Finder to Backup/Restore your data between your iOS and iPadOS devices and your Mac.

If you're using macOS Mojave or earlier or a Windows PC, use iTunes to Backup/Restore your data. (tap here to learn how)

To backup your data:

1. Connect your device to your Mac/PC
2. Once iTunes recognizes your device, select the device from the list.
   
   
3. Next click “File Sharing”, then in “Apps” section, select “TTM”. In the "TMM Documents" list select all files then press the "Save to.." button to save the files to your computer.
   
   

To restore your data:

1. Connect your device to your Mac/PC
2. Once iTunes recognizes your device, select the device from the list.
   
   
3. Next click “File Sharing”, then in “Apps” section, select “TTM”. Now press the "Add.." button then select all the files your previously backed up to your computer so they can be copied back to the device
   
   
4. If prompted, choose to replace the file on your device with the file on your computer.