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

Windows Update Not Downloading: Practical Fixes

You click "Check for updates," the progress bar barely moves, or it stays at 0% for minutes. This...

Fix Nginx 502 Bad Gateway Behind Cloudflare

If you're seeing a 502 Bad Gateway error on a site that uses both Nginx and Clou...

Fix Windows Search Indexing Stuck or Not Working

Windows Search stops indexing files, says "Indexing not running," or shows a status that never ch...

Fix Windows Update Dependency Conflict with SFC

If you see error codes like 0x80073701 or 0x800f0986 when trying to install updates, a dependency...

Certbot Renewal Failed Due to Nginx Configuration: How to Fix

PowerShell Path Not Found: Troubleshooting Checklist

When you see 'PowerShell path not found' or similar errors, it usually means Windows can't locate...