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

Windows 11 Update Stuck at 0%? Run System File Checker First

If your Windows 11 update is stuck at 0% for more than 30 minutes, corrupted system files are a c...

How to Recover from Detached HEAD in Git

You're working in a Git repository and suddenly see a message like 'You are in 'detac...

Fix Git Push Rejected Non Fast Forward Error

Fix WiFi No Internet After Windows 11 Update

After a Windows 11 update, you might see your WiFi connected but with no internet access. This is...

Fix 'Windows Cannot Access Shared Folder' in Workgroup

When you see 'Windows cannot access \\ComputerName\ShareName' in a workgroup, it usually ...

Why npm Says 'package.json Not Found' and How to Fix It

You run npm install or npm start and get npm ERR! package.json no...