1- Exit Outlook and browse to one of the following file locations:
- Outlook 2019: C:\Program Files (x86)\Microsoft Office\root\Office16
- Outlook 2016: C:\Program Files (x86)\Microsoft Office\root\Office16
- Outlook 2013: C:\Program Files (x86)\Microsoft Office\Office15
- Outlook 2010: C:\Program Files (x86)\Microsoft Office\Office14
- Outlook 2007: C:\Program Files (x86)\Microsoft Office\Office12
2- Open SCANPST.EXE.
3- Select Browse to select the Outlook Data File (.pst) you want to scan. If you need help locating your Outlook Data File, see Locating the Outlook Data Files.
4- Choose Start to begin the scan.
5- If the scan finds errors, choose Repair to start the process to fix them.
6- When the repair is complete, start Outlook with the profile associated with the Outlook Data File you just repaired.
This May Work,
Peter