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

Windows 11 Installation Assistant Stuck at 99%: Fixes That Work

You’re upgrading to Windows 11 via the Installation Assistant, and it gets stuck at 99%. The prog...

Fix Windows 11 Blue Screen After Update Stuck in Restart Loop

After a Windows 11 update, your PC may show a blue screen error and then restart repeatedly, neve...

Fix Git SSL Certificate Problem: Unable to Get Local Issuer Certificate

Fix Windows Security App Not Starting on Windows 11

You click the Windows Security icon or try to open it from Settings, but nothing happens. The app...

Remove Large Files from Git History

If your Git repository is bloated because a large file was committed and later removed, the file ...

Fix Cloudflare SSL Full Strict Permission Denied Error

If you're using Cloudflare's SSL/TLS encryption mode set to Full (strict) and suddenly se...