Checklists for software errors, setup, and tool workflows.

How to Fix Windows Defender Real-Time Protection Stuck

Windows Defender’s real-time protection sometimes gets stuck—either refusing to turn on after bei...

Fix 'PowerShell Command Not Found' on Mac

If you run a PowerShell command on your Mac and see 'command not found', it usually ...

Fix Windows Defender Crashing After Update Error 0x800704ec

If Windows Defender crashes or fails to start after a recent update and you see error 0x800704ec,...

Fix Chrome Not Working with Proxy on Ubuntu

You configured a proxy in Ubuntu, but Chrome ignores it or throws connection errors. This often h...

Fix Go Modules Proxy 'No Such Host' Error

When using Go modules with a proxy, you may see an error like:

go: example.com/modu...