Checklists for software errors, setup, and tool workflows.

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Windows Update Service Not Running in Windows 11: Fix It

If Windows Update won't start and you see an error like "Windows Update service is not ru...

Fix Git Clone Connection Timed Out on Windows 10

When you run git clone on Windows 10 and see a connection timed out error, it usuall...

How to Fix Cloudflare 522 Error from Plugin Conflicts

If you're seeing a Cloudflare 522 error, it usually means the connection between Cloudflare a...

Windows 11 Update Stuck at 0%: Manual Download Fix

You click 'Check for updates' in Windows 11, and it hangs at 0% for minutes or hours. Res...

Fix Nginx Upstream Connection Refused in Proxy Pass

When Nginx returns a 502 Bad Gateway or logs upstream connection refused

Fix net::ERR_CERT_AUTHORITY_INVALID in Chrome on Android
When browsing on Chrome for Android, you might encounter the error net::ERR_CERT_AUTHORITY_...