Checklists for software errors, setup, and tool workflows.

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How to Remove the Ubuntu dpkg Lock File

When you see an error like 'E: Could not get lock /var/lib/dpkg/lock' or 'E: Unable to lock the a...

Fix Microsoft Store Stuck on Loading Screen

If the Microsoft Store hangs on a blank or spinning loading screen, it's usually a local data or ...

Fix Chrome Profile Module Not Found on Mac

If you see the error 'Your profile could not be opened correctly' or 'The profile module cannot b...

Fix "7zip Cannot Open File as Archive" Permission Denied Error

You try to open an archive with 7-Zip and get: "Cannot open file as archive" fol...

Fix Command Prompt Service Unavailable After Update

After a Windows update, you might see the error "Command Prompt service unavailable"

Fix 'Threat Service Stopped' in Windows 10 Defender
If you see a yellow warning in Windows Security that says "Threat service has stopped" or "Restar...