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

Fix Missing Windows Security After Update

After a Windows update, you might find that Windows Security (formerly Windows Defender) is missi...

Fix Windows Activation SSL Certificate Error Not Working

You're trying to activate Windows, but you see an SSL certificate error and activation fails. Thi...

Setup Task Scheduler to Auto Start a Program on Boot

You want a program to launch automatically every time Windows starts. While the Startup folder wo...

Fix 'Windows Update Port Already Allocated Permission Denied'

If you see "port already allocated permission denied" when running Windows Update, it usually mea...

How to Bypass 502 Bad Gateway in PowerShell Script

When a PowerShell script hits a 502 Bad Gateway error from a web API or server, the script usuall...

Fix Yarn Install Network Timeout on Windows