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

How to Enable Windows Defender Service Manually

If Windows Defender won't start or you see warnings that it's turned off, the underlying service ...

Fix High CPU Usage by Antivirus Scanning PowerShell

If you notice that PowerShell (powershell.exe or pwsh.exe) is using high CPU, and you have an ant...

How to Enable Windows Security Auto-Start in Windows 11

If you notice that Windows Security isn't opening automatically when you start Windows 11, or if ...

How to Clear SSH Known Hosts and Fix Host Key Verification Failed

Fix 'Path Not Found' Error in Command Prompt

When you run a command in Command Prompt and see The system cannot find the path specified<...