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

How to Fix BitLocker Recovery Key Not Working

You enter the 48-digit recovery key, but Windows still won't unlock the drive. This can happen af...

Fix Remote Desktop 404 Not Found After Windows Update

After a recent Windows update, you might see a '404 Not Found' error when trying to connect to a ...

How to Change Remote Desktop Port in Registry

If you need to change the default Remote Desktop (RDP) port (3389) to improve security or avoid c...

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

Fix Windows Update High Memory Usage When Not Working

You open Task Manager and see Windows Update using 50% or more of your RAM, while updates are stu...

Fix Microsoft Store 'Service Unavailable' Error on Windows 11

When you open Microsoft Store on Windows 11 and see a 'Service Unavailable' message, it usually m...