Knowledge base for software setup, errors, and daily tool work.

Windows Defender Real-Time Protection Troubleshooting Checklist

If Windows Defender real-time protection fails to turn on or keeps turning off, you may see warni...

Fix DNS Probe Finished NXDOMAIN in Edge Browser

When Microsoft Edge shows "DNS_PROBE_FINISHED_NXDOMAIN", it means the browser cannot reso...

Fix Windows Update Service Not Running with Permission Denied

You try to run Windows Update and get an error that the service is not running. When you try to s...

Fix 'docker network not found' After Prune