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

Fix NET::ERR_CERT_AUTHORITY_INVALID via Chrome Enterprise Policy

If you see NET::ERR_CERT_AUTHORITY_INVALID in Chrome on a managed device, the is...

How to Fix ERR_NAME_NOT_RESOLVED on Chrome for Android

If you see ERR_NAME_NOT_RESOLVED in Chrome on your Android phone, it means the b...

Fix Nginx Permission Denied for Static Files

Common Causes

When Nginx returns a 403 Forbidden or 'permission denied' error for...

VSCode IntelliSense Not Working for Dart/Flutter: Fixes

You're writing Dart or Flutter code in VSCode, but IntelliSense (autocomplete, suggestions, g...

Fix Git Merge Conflicts with Deleted Files

You're in the middle of a merge and git stops with a conflict. One side deleted a file, the o...

Fix Bluetooth Not Showing in Device Manager on Windows 11

If you open Device Manager on Windows 11 and Bluetooth is completely absent—no adapter listed und...