Checklists for software errors, setup, and tool workflows.

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Fix 'Windows Defender Firewall Has Blocked' Error

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

Fix Windows Update High CPU Usage with These Tools

If your computer slows down and the CPU usage spikes after starting Windows Update, you're not al...

Fix Microsoft Teams File Locked by Previous Session Error

You try to edit a file in Microsoft Teams and see a message that the file is locked by a previous...

Chrome Profile Rate Limit Error: Step-by-Step Checklist

If you see a "rate limit" error tied to your Chrome profile, it usually means the browser is send...

How to Fix Microsoft Teams 404 Not Found Permissions Error

You try to access a team, channel, or file in Microsoft Teams and get a 404 Not Found

How to Fix a Missing Chrome Profile After a Crash
You open Chrome after a crash and see a generic welcome screen instead of your bookmarks, history...