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

Fix Antivirus Causing High CPU Usage in Command Prompt

If you notice high CPU usage in Task Manager under Command Prompt, your antivirus software may be...

Windows Defender Service Not Working in Windows 11: Fixes

If Windows Defender won't start or shows a service error in Windows 11, your system may be unprot...

Fix Chrome ERR_TUNNEL_CONNECTION_FAILED When Using VPN

PowerShell Service Unavailable: Quick Troubleshooting Checklist

When you see a 'PowerShell service unavailable' error, it usually means PowerShell cannot connect...

Fix Windows Security Invalid Configuration Error Code

You open Windows Security and see an error message about an invalid configuration, often accompan...

Fix Task Scheduler Task Not Running Due to Permission Denied

You set up a scheduled task in Windows Task Scheduler, but it fails with a 'permission denied' er...