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

Fix Windows Defender Real-Time Protection Not Running

You open Windows Security and see a yellow warning: "Real-time protection is off." Or you...

Fix Chrome Black Screen After Disabling Hardware Acceleration

If Chrome shows a black screen after you turn off hardware acceleration, you're not alone. Th...

Checklist for Pushing Large Files with Git

You've likely hit this: you try to push a commit, and Git rejects it because a file is too la...

How to Fix Windows Update Error 0x80070002 by Resetting Components

If you see error 0x80070002 when trying to run Windows Update, the system often cannot find or re...

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

Symptom

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

Fix Nginx 13 Permission Denied Error: Step-by-Step

You're configuring Nginx and see 13: Permission denied in the error log. This us...