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

Checklist: Windows Update Service Not Running in Services.msc

When you open Services.msc and see that the Windows Update service (wuauserv) is not running, or ...

Fix BitLocker High Memory Usage After Windows Update

Why BitLocker Memory Usage Spikes After an Update

After a Windows update, some users noti...

Fix PowerShell Invalid Configuration After Update

After a Windows or PowerShell update, you may see errors like “Invalid configuration” or “Configu...

Fix Windows Defender Blank Screen in Safe Mode

You boot into Safe Mode to run a malware scan, but Windows Defender shows nothing—just a blank wh...

Reset Remote Desktop Port to Default 3389

After changing the Remote Desktop (RDP) port for security reasons, you may need to revert to the ...

Fixing SQLite Database Locked Errors in Multi-Threaded Apps

If you're seeing "database is locked" errors in a multi-threaded application, you're not alone. S...