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

Fix Cloudflare 521 Error on Nginx: Step-by-Step Guide

If you see a Cloudflare 521 error, it means your origin server (the Nginx server behind Cloudflar...

How to Fix Git Clone Timeout with SSH Key

You run git clone [email protected]:user/repo.git and wait. After a while, you get a ti...

How to Reinstall Windows Security App (Microsoft Defender)

If the Windows Security app (Microsoft Defender) is missing, crashing, or not opening, reinstalli...

Fix 'package.json Not Found' After Cloning a Repository

Symptom

You clone a repository from GitHub (or another remote), change into the directory...

Fix VS Code Git Authentication Failed with Two-Factor Auth

When you have two-factor authentication (2FA) enabled on your Git service (GitHub, GitLab, Bitbuc...

Fix Chrome Status Access Violation: Clean Install Guide

If you see 'Status access violation' in Chrome, it usually means a corrupted user profile...