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

Remote Desktop Not Starting on Windows 11: Fixes That Work

You click Remote Desktop Connection, the window flashes, and nothing happens. Or the service won’...

Fix BitLocker High Memory Usage After Windows Update

Why BitLocker Memory Usage Spikes After an Update

After a Windows update, some users noti...

How to Resolve Port Conflicts with Windows Defender Firewall

You're trying to run a local server or application, but it fails to start because the port is alr...

Fix Windows Activation Token Expired via Command Line

If you see a message that your Windows activation token has expired, the system may refuse to act...

Fix 502 Bad Gateway in Chrome: Clear Profile Cache

If you're seeing a 502 Bad Gateway error in Chrome, the problem is often on the server side. But ...

Outlook Proxy Settings Not Saving: Fixes That Work

Outlook proxy settings not saving usually happen after a Windows update, antivirus change, or mis...