If Outlook keeps crashing or refuses to open, try running it in Safe Mode.Press Win + R, type outlook.exe /safe, and hit Enter. If it opens fine, one of your add-ins is likely causing the crash — disable them one by one from File → Options → Add-ins.You can also repair Office from Control Panel…
When Outlook search stops showing results, it’s usually an indexing issue.Go to File → Options → Search → Indexing Options and make sure Outlook is included in the indexed locations.Click Advanced → Rebuild to refresh the search index (this may take a few minutes).If you still don’t see results, check the Windows Search service —…