PST file errors when opening
PSTs break on sudden shutdowns, full disks or syncing through OneDrive. Microsoft ships a dedicated repair tool.
Try this first
- 1Make a copy of the PST first before trying anything
- 2Close Outlook fully
- 3Run SCANPST.EXE on the copy and let it do multiple passes
- 4Import the repaired PST into a fresh profile to be sure
When to bring us in
If SCANPST keeps erroring or items are missing after repair.
See also
- Outlook crashes or freezes on large attachmentsUsually the mailbox cache is the culprit, not Outlook itself. Shrinking or relocating usually helps within ten minutes.
- Teams: they cannot hear me, or I hear nothingIn our experience Teams usually picked the wrong audio device after a Windows update or a new headset.
- OneDrive has stopped syncingThe cloud icon is grey or has a warning. Locally changed files are not showing up for colleagues.
None of the above fits?
Describe your situation below. We pass your input plus the steps you already saw to our AI and return tailored next-step advice. If it's too risky to DIY, we'll say so.
Or skip the DIY entirely
Our Managed IT clients do not look these things up. One point of contact, a fixed monthly price, resolved within working hours.