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...

Fix VSCode Git Auth Failed: Expired Token

You're working in Visual Studio Code, try to push or pull, and see an error like "Git: Au...

Fix Windows 11 Blue Screen After Update Using DISM

After a Windows 11 update, some users encounter a blue screen of death (BSOD) on boot. This often...

How to Fix Windows Update Error 0x80070002

Windows Update error 0x80070002 usually appears when the system cannot find a required file durin...

Windows Security App Not Opening? Try These Steps

If the Windows Security app won't open, shows a blank screen, or crashes immediately, you'...

Fix 'pip install' Permission Denied on Ubuntu