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

Fix 'git remote origin already exists' Error in GitLab

Fix DNS Probe Finished NXDOMAIN Not Working on WiFi

If you see "DNS_PROBE_FINISHED_NXDOMAIN" in Chrome while connected to WiFi, your browser ...

Fix ERR_CERT_AUTHORITY_INVALID on Localhost

When testing a local web app, you may see ERR_CERT_AUTHORITY_INVALID in Chrome or si...

DNS Probe Finished NXDOMAIN: Fix When ipconfig /flushdns Fails

You're browsing normally and suddenly Chrome shows "DNS_PROBE_FINISHED_NXDOMAIN". You...

Fix 'Python Command Not Found' After Windows Installation

You installed Python on Windows, but when you type python in Command Prompt, you get...

Chrome Sync Not Working on School Chromebook: Fixes

If your Chrome browser isn't syncing bookmarks, passwords, or history on a school Chromebook,...