Checklists for software errors, setup, and tool workflows.

Microsoft Store 502 Bad Gateway: Troubleshooting Checklist

You're trying to open Microsoft Store and get a 502 Bad Gateway error. This usua...

Fix Windows Update Authentication Failed for Domain Users

If you're a domain user and see "Authentication failed" when checking for Windows Updates, the is...

Fix 'Windows Security Error: Virus Protection Turned Off'

You open Windows Security and see a red banner: “Virus & threat protection turned off.” This can ...

Fix Microsoft Store Connection Timeout on Windows 11

You open the Microsoft Store on Windows 11, and instead of loading apps, you see an error like “C...

Fix Windows Security Proxy Error Not Working

Windows Security may stop working with a proxy error, often due to misconfigured proxy settings o...

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...