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

Fix Windows Defender Real-Time Protection Off via Registry

If you see "Real-time protection is off" in Windows Security and the toggle is grayed out or keep...

How to Fix OpenVPN TLS Handshake Failed Error

If you see "TLS Error: TLS handshake failed" in your OpenVPN client log, the connection cannot es...

Fix Windows Activation Token Expired Despite Internet Connection

You see a message that your Windows activation token has expired, even though you're connected to...

Fix Nginx 404 Not Found After Changing Root Directory

After updating the root directive in your Nginx server block, you might start seeing...

How to Fix Abnormal Memory Usage in CMD on Windows

How to Fix Windows Update Pending Install After Shutdown

You shut down your computer, expecting a quick start next time. Instead, you see "Pending install...