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

Fix PowerShell Not Opening After Windows Update

After a Windows update, you might find that PowerShell won't open at all—no window appears, or it...

How to Fix Windows Security Service Not Running

If you see an error that the Windows Security service is not running, the Security Center or Wind...

Fix Go Modules Proxy Authentication Failed Error

When you see go modules proxy authentication failed, it typically means the Go toolc...

How to Fix Windows Update That Failed to Install Manually

You click 'Install now' on a Windows update, wait through the progress bar, and then see 'Update ...

Fix Windows Update Error 0x80070005 Without Resetting Your PC

Windows Update error 0x80070005 usually means a permissions or ownership issue with update files ...

Fix Chrome ERR_TUNNEL_CONNECTION_FAILED When Using VPN