Checklists for software errors, setup, and tool workflows.

Checklist to Enable Windows Security Auto Start

If Windows Security (formerly Windows Defender) doesn't start automatically after you log in, you...

Fixing SSL Certificate Errors in Windows 10 Edge Browser

When you see an SSL certificate error in Microsoft Edge on Windows 10, the browser blocks the pag...

Fix Microsoft Teams High Memory and CPU Usage

You open Task Manager and see Microsoft Teams using hundreds of MB of RAM and pegging the CPU. Th...

Windows Security App Missing in Windows 11: How to Restore It

If you open Start and type 'Windows Security' but nothing appears, or you get an error when tryin...

Windows Security Advanced Settings Checklist

You've likely opened Windows Security and noticed the advanced settings scattered across differen...

Fix Ubuntu apt update GPG error: repository not signed

When running sudo apt update, you might see an error like:

W: GPG erro...