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...

Fix Windows Security High CPU Usage After Update

After a Windows update, you might notice the Windows Security process (Antimalware Service Execut...

Fix Microsoft Teams 404 Not Found Error When Loading Apps

You click an app in Microsoft Teams and see a '404 Not Found' page instead of the app loading. Th...

How to Fix Windows Update Setup Error 0x80070643

You're trying to install a Windows update and get error 0x80070643. This usually appears during t...

Fix 'Windows Defender Firewall Has Blocked' Error

You see a notification that Windows Defender Firewall has blocked an app or feature. This usually...

Fix VSCode Extension Host Terminated Error Code 0

What does this error mean?

When you see 'Extension host terminated unexpectedly with erro...