Checklists for software errors, setup, and tool workflows.

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Fix Windows Security Service Not Starting

You open Windows Security and see an error that the service isn't running. Or you get a notificat...

Fix 'File Locked by Another User' in Microsoft Teams

You're editing a file in Microsoft Teams and see the message: "This file is locked by another use...

Windows Defender 502 Bad Gateway: Troubleshooting Checklist

If you see a 502 Bad Gateway error when opening Windows Security or trying to update Windows Defe...

How to Fix Remote Desktop Error Code 0x4

When you try to connect to a remote computer via Remote Desktop and see error code 0x4, the conne...

Troubleshoot PowerShell Module Not Loading

When a PowerShell module won't load, you'll usually see an error like Import-Module : The s...

How to Recover Missing Sync Data in Firefox Profiles
You open Firefox after a profile switch or reinstall and your bookmarks, passwords, or open tabs ...