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

How to Fix Limited Connectivity on Windows 11 Wi-Fi

You connect to Wi-Fi but see "Limited connectivity" or "No internet, secured." Yo...

Fix Docker Container Exits Immediately in Background Mode

You run a Docker container with -d (detached mode) and it exits immediately. The con...

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

Symptom

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

Windows 11 Installation Assistant Stuck at 99%: How to Reset and Finish

You're upgrading to Windows 11 using the Installation Assistant, and it gets stuck at 99% for...

Setup Cloudflare Origin Certificate for Nginx

If you use Cloudflare as a reverse proxy, enabling HTTPS between Cloudflare and your Nginx server...

Fix 'Windows Cannot Access Shared Folder' in Workgroup

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