Is your iPhone backups filling your hard disk? Locate and relocate your back up files
Below is the locations of iPhone backups for each Windows OS.
Windows 8, Windows 10:
\Users\YOURUSERNAME\AppData\Roaming\Apple Computer\MobileSync\Backup
Windows 7 and Windows Vista:
C:\Users\<username>\AppData\Roaming\Apple Computer\MobileSync\Backup\
Windows XP:
C:\Documents and Settings\user\Application Data\Apple Computer\MobileSync\Backup”
Original detail can be found at igeeksblog.com