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

Windows Security App Not Opening After Update: Fixes

After a Windows update, the Security app may refuse to open—clicking the icon does nothing, or it...

Fix VirtualBox Kernel Driver Not Installed on Windows 10

Fix Chrome 504 Gateway Timeout After Update

After a recent Chrome update, you may see a 504 Gateway Timeout error when tryin...

Fix Windows Search High CPU Usage in Windows 10

If your Windows 10 system fan is spinning up and Task Manager shows SearchIndexer.exe using 30-90...

Fix Remote Desktop High CPU Usage After Idle

You leave your Remote Desktop session idle for a few minutes, come back, and the host or client i...

Fixing Microsoft Teams Rate Limit Errors from Too Many Requests

If you see errors like “429 Too Many Requests” or “Rate limit exceeded” in Microsoft Teams, it me...