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

Fix PuTTY Connection Refused After Server Restart

You restart your server, open PuTTY, and see "Connection refused". This is a com...

Fix Windows Activation Port Blocked by Another Application

When you see an error like "Windows activation port already blocked by another application," it u...

How to Add External Drives to Windows Search Index

If you've connected an external USB drive and Windows Search can't find files on it, the drive is...

Fix Windows Defender Error 0x8007042c: Network & Setup Checks

You see error 0x8007042c when opening Windows Defender or during a scan. The message usually says...

Fix Chrome Profile Port Already Allocated Error

Chrome Remote Desktop Connection Checklist

Chrome Remote Desktop is a solid tool for accessing another computer, but connections can sometim...