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

How to Bypass Proxy for Windows Terminal

If you use Windows Terminal behind a corporate or VPN proxy, you may notice that some tools fail ...

Fix OneDrive 404 Not Found & File Access Denied Errors

You try to open a file in OneDrive and see a 404 Not Found message, or you get an Access Denied e...

Fix Chrome Service Unavailable on Startup Error

When Chrome shows a Service Unavailable error right after you open it, the brows...

Fix Windows Security High Memory Usage (MsMpEng.exe)

You open Task Manager and see Windows Security (the process is MsMpEng.exe) using 500 MB or more ...

Fix 'Windows Security Authentication Failed' for Domain Credentials

Fix Windows Defender DNS Error 0x800704cf

You open Windows Defender and see error code 0x800704cf. This usually means Windows Defender can’...