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

How to Fix PowerShell Authentication Failed Error

When you see an "Authentication failed" error in PowerShell, it usually means the system couldn't...

High Chrome CPU Usage: Malware Scan Steps

If Chrome is pegging your CPU at 100% for no obvious reason, malware might be running inside the ...

Reduce Command Prompt Memory Usage: Practical Steps

If you notice the Command Prompt (cmd.exe) consuming more memory than expected—sometimes hundreds...

How to Fix Microsoft Store Command Not Found Error on Windows 11

When you try to run a Microsoft Store command in Windows 11 (for example, wsreset or...

How to Restart Windows Defender Threat Service

If Windows Defender shows a warning like "Threat service has stopped" or "Virus & threat protecti...

How to Fix Git Fatal Repository Not Found Error