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

How to Fix Windows Update 404 Not Found Error

When Windows Update returns a 404 Not Found error, it usually means the update server can't locat...

Fix Windows Defender Real-Time Protection Stuck Off

You try to enable real-time protection in Windows Security, but it either stays grayed out or rev...

BitLocker Recovery Key Not Accepted: 504 Error Fix

You enter your BitLocker recovery key, but get a 504 error. The key is not accepted. This usually...

How to Increase PowerShell Connection Timeout Value

If you're seeing timeout errors when running PowerShell commands that connect to remote servers, ...

Fix Windows Security Authentication Error 0x80070035

Fix Remote Desktop Not Responding Due to High Memory

You’re in the middle of a remote session when the screen freezes, the mouse lags, or you get a ti...