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

PowerShell High CPU Usage Troubleshooting Checklist

If PowerShell is consuming high CPU, the system may become sluggish or unresponsive. This checkli...

Fix VirtualBox Kernel Driver Not Installed on Windows 10

Fix Windows Security 504 Gateway Timeout After Reset Settings

If you've reset Windows Security settings and now see a 504 gateway timeout error when opening th...

Microsoft Teams Mic Not Working After Update: Fixes

After a Microsoft Teams update, you might find your microphone stops working—no one can hear you,...

Fixing Netsh DNS Reset Command Failures

You run netsh int ip reset or netsh winsock reset to clear DNS settings...

PowerShell Connection Refused: Troubleshooting Checklist

When you see "connection refused" in PowerShell, it usually means the remote machine isn't listen...