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

Fix PowerShell Service Unavailable Error (Enable or Restart)

If you see 'Service unavailable' when trying to use PowerShell, the PowerShell service might be s...

PowerShell DNS Server Troubleshooting Checklist

When DNS resolution fails or a server stops responding, PowerShell provides direct cmdlets to dia...

Chrome Extension Access Denied: Configuration Checklist

You installed a Chrome extension, but when you try to use it, you get an "access denied" error. T...

Fix Windows Update Token Expired Error 0x80070057

You see error code 0x80070057 when trying to run Windows Update, often with a message about a tok...

Fix Error 0x80070005 Access Denied in Command Prompt