Knowledge base for software setup, errors, and daily tool work.

BitLocker Auto-Unlock Not Working with TPM: Fixes

You've set up BitLocker with a TPM, and it used to unlock your drive automatically at startup. No...

Fix Outlook Authentication Failed Error in Exchange Settings

You open Outlook and see an authentication failed error tied to your Exchange account. The passwo...

Fix Outlook Backup Restore Permission Denied on Windows 10

When you try to restore an Outlook backup (typically a .pst file) on Windows 10, you might see a ...

Checklist for Resolving Windows Security 504 Gateway Timeout

If you see a 504 Gateway Timeout error in Windows Security, it usually means the security service...

Fix Windows Security High Memory Usage (MsMpEng.exe)

You open Task Manager and see Windows Security (the process is MsMpEng.exe) using 500 MB or more ...

How to Restore Chrome Profile After a Crash

Symptoms of a Corrupted Chrome Profile

After a browser crash, you might see errors like '...