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

Fix Command Prompt Not Recognizing Commands

Fix Putty Connection Refused Due to Windows Firewall

You're trying to SSH into a remote server using Putty, but you get a 'Connection refused' error. ...

Chrome Profile Authentication Failed: Troubleshooting Checklist

If you see a message that your Chrome profile failed to authenticate—often when trying to sync or...

Fix Windows Activation Service Unavailable Error

You try to activate Windows, but see 'Activation service unavailable' or 'We can't activate Windo...

How to Resolve Outlook Invalid Configuration on Windows 10

You try to open Outlook and see an error that the configuration is invalid. This usually happens ...

Windows Security Not Working on Mac: Fixes and Workarounds

If you're running Windows on a Mac via Boot Camp or a virtual machine and Windows Security (forme...