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

BitLocker High CPU Usage Caused by TPM: How to Fix

If your system is running slow and Task Manager shows high CPU usage from the System process or B...

Fix PowerShell Proxy Error 407: Authentication Required

If you see 407 Proxy Authentication Required when running PowerShell commands (e.g.,...

Fix Windows Defender SSL Certificate Errors from Antivirus Interference

You might see SSL certificate errors in your browser or applications even when the certificate is...

Fix Windows Defender Permission Denied on Scan

If you see a 'Permission Denied' message when running a Windows Defender scan, it usually means t...

How to Fix Microsoft Teams 'Command Not Found' Error