Checklists for software errors, setup, and tool workflows.

Fix Outlook Email Sync Failed on Ubuntu

Outlook email sync fails on Ubuntu: what to check

If Outlook (via web browser, Evolution,...

Fix Windows Defender DNS Error After Update

After a Windows Update, you might see a Windows Defender error related to DNS—often something lik...

How to Fix Windows Defender 'Path Not Found' or 'Permission Denied'

You try to run a scan or open Windows Security and see "Path not found" or "Permission denied." T...

GitLab Runner Not Running Jobs: Troubleshooting Checklist

If your GitLab Runner shows as registered but never runs any jobs, or jobs stay stuck in 'pending...

How to Fix Windows Search Service Not Starting

If the Windows Search service won't start, you may notice missing search results, slow file searc...

How to Fix OneDrive 404 Error When Opening Shared Files

When you click a shared OneDrive link and see a 404 error, the file is not deleted or corrupted—u...