Don’t just backup the PST — backup the :
Windows 7/8: C:\Users\%USERNAME%\Documents\Outlook Files\ or C:\Users\%USERNAME%\AppData\Local\Microsoft\Outlook\ microsoft outlook pst file location
Alternatively, if the file is not in Documents, check the AppData folder: C:\Users\YOUR_USERNAME\AppData\Local\Microsoft\Outlook Don’t just backup the PST — backup the
C:\Users\%USERNAME%\Documents\Outlook Files\ microsoft outlook pst file location
⚠️ – it can corrupt it.
C:\Users\%username%\Documents\Outlook Files (on Windows 7, 8, 10, and 11) : C:\Users\%username%\AppData\Local\Microsoft\Outlook