
Checklist to Stop Outlook from Crashing Frequently
If Outlook crashes repeatedly—freezing, closing without warning, or throwing errors—this checklis...

If Outlook crashes repeatedly—freezing, closing without warning, or throwing errors—this checklis...

You're trying to unlock a BitLocker-encrypted drive, but you see an error about an SSL certificat...

If you notice high CPU usage in Task Manager attributed to Command Prompt or

You open Outlook and see a message like "The operation failed. The command is not available" or "...

When Windows Security (formerly Windows Defender Security Center) can't update virus definitions ...

You try to run a command in Command Prompt and see 'Access Denied.' This usually happens when the...