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

Fix Discord Black Screen from Chrome Hardware Acceleration

Why Chrome Hardware Acceleration Causes Discord Black Screen

When Chrome uses hardware a...

Git Detached HEAD Warning Explained: Causes and Fixes

You see a warning: "You are in 'detached HEAD' state." This happens when you chec...

Fix Firefox Secure Connection Failed After Update

After a Firefox update, you might see a "Secure Connection Failed" error when visiting we...

Fix Chrome Certificate Error: Invalid Authority with Proxy Settings

You open Chrome and see NET::ERR_CERT_AUTHORITY_INVALID on every site, even trus...

VSCode Terminal Not Opening on Ubuntu: Fixes That Work

You open the integrated terminal in VSCode on Ubuntu, but nothing happens—no shell, no error, jus...

Fixing Python Dependency Conflicts in Conda Environments

You've created a Conda environment, installed a few packages, and now Python throws an import...