Checklists for software errors, setup, and tool workflows.

Fix 'Turn On Windows Defender Access Denied' Error

You try to turn on Windows Defender, but get an "Access Denied" message. This usually means somet...

How to Fix Windows Update Stuck on Pending Install

You open Windows Update and see updates listed as 'Pending install' but nothing happens when you ...

Fix Windows Defender Update Fails with Connection Timeout Error

You open Windows Security, click to update virus definitions, and after a long pause see "Connect...

Fix Task Scheduler Permission Denied Error ID 101

When a scheduled task fails with event ID 101 and a 'permission denied' message, it usually means...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

If you're dual-booting Windows and Ubuntu, or replacing Windows...

How to Fix Windows Update Error 0x80070002

You click Check for updates and after a while get error 0x80070002. It usually means Windows Upda...