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

How to Set Up Windows Terminal with Custom DNS

If you're using Windows Terminal and want to use custom DNS servers (like Cloudflare's 1.1.1.1 or...

Fix Chrome Profile Permission Denied on Windows 10

If Chrome shows a 'profile permission denied' error on Windows 10, you can't open your browser or...

Fix VirtualBox Kernel Driver Permission Denied on Linux

How to Repair a Corrupted Windows Security Log

If you see errors like "The security log is corrupted" or Event ID 1104 in the System log, Window...

How to Reset Windows Defender Settings Without Losing Data

If Windows Defender is misbehaving—showing false positives, failing to update, or blocking legiti...

OneDrive Sync Error 404 Not Found: Causes and Fixes

You open OneDrive and see a '404 Not Found' error during sync. This usually means OneDrive can't ...