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

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

How to Fix Outlook Rate Limit Error

If you see an error like "You've hit a temporary limit" or "Try again later" when sending email i...

Fix Command Prompt Path Not Found and Permission Denied Errors

When you try to run a command in Command Prompt and see errors like 'The system cannot find the p...

Windows Security Not Scanning for Viruses: How to Fix

If Windows Security (formerly Windows Defender) is not scanning for viruses, you may see an error...

Fix Remote Desktop Fails to Start with No Error

You click to start a Remote Desktop session, the connection window appears briefly, then closes w...

Fix Windows Update Permission Denied Error in Windows 10 (Registry)

You try to run Windows Update in Windows 10 but get a 'permission denied' error. This often happe...