Checklists for software errors, setup, and tool workflows.

Fix Git SSL Certificate Problem: Unable to Get Local Issuer

You run git clone https://example.com/repo.git and get:

fatal: unable to acc...

Fix Windows 11 Installation Assistant Stuck at 99% in Safe Mode

If you're running the Windows 11 Installation Assistant in Safe Mode and it gets stuck at 99%...

How to Fix pnpm ERR! Unsupported URL Type

When using pnpm, you may encounter an error like pnpm ERR! Unsupported URL Type. Thi...

How to Fix Firefox Secure Connection Failed SSL Errors

When Firefox shows a "Secure Connection Failed" error with an SSL-related message, it mea...

Fix 'npm install' Permission Denied When Using Yarn

You run yarn install in a project and later try npm install only to hit...

Fixing Git Authentication Failed in VS Code

If you see "git authentication failed" when pulling, pushing, or cloning in VS Code, the ...