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

How to Fix OBS Black Screen on Mac

If you see a black screen in OBS when trying to capture your display or a specific window on Mac,...

Fix BitLocker High CPU Usage and Error 0x80070057

You might see high CPU usage from the BitLocker process (e.g., BitLocker Drive Encryption Service...

Fix Microsoft Teams Not Opening on Startup in Windows 11

You’ve set Microsoft Teams to open when you log in, but it’s not starting. This is a common annoy...

Fix Windows Defender Dependency Conflict Registry Error

You might see an error like "Windows Defender can't start because of a dependency conflict" or a ...

Fix Windows Update Authentication Failed for Domain Users

If you're a domain user and see "Authentication failed" when checking for Windows Updates, the is...

How to Clear SSH Known Hosts and Fix Host Key Verification Failed