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

Fix Windows Search Blank Screen via Registry Edit

If Windows Search shows a blank white or black screen instead of results, the problem often lies ...

Fix Windows Update 504 Gateway Timeout Related to Firewall Settings

If you see a 504 gateway timeout when running Windows Update, it usually means the update server ...

Fix OneDrive Sync Module Not Found Error 0x8004de40

You see the error "Sync module not found" with code 0x8004de40 when trying to use OneDrive. This ...

How to Fix PowerShell Version Mismatch Error

Troubleshoot Windows Defender Using Log Files: A Checklist

When Windows Defender stops updating, fails to scan, or blocks legitimate files, the built-in log...

BitLocker Troubleshooting Checklist for IT Admins

When BitLocker fails to unlock, the recovery screen appears, or encryption stalls, IT admins need...