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

Fix Bluetooth Device Not Detected on Windows 11

You try to pair a Bluetooth mouse, keyboard, or headphones, but Windows 11 doesn't see the de...

Remove Large Files from Git History

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

Windows 10 Taskbar Icons Not Responding: Practical Fixes

If your Windows 10 taskbar icons stop responding—clicking does nothing, right-click menus don'...

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 Discord Black Screen from Chrome Hardware Acceleration

Why Chrome Hardware Acceleration Causes Discord Black Screen

When Chrome uses hardware a...

Cloudflare 521 Error: Server Timeout – Causes and Fixes

Cloudflare 521 error indicates the web server is down or unreachable. It appears as “web server i...