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

Fix Nginx 502 Bad Gateway in Docker Containers

You're running an Nginx container in Docker, but instead of your app, you see a 502 Bad Gateway e...

How to Fix Command Prompt Can't Connect to Network

You open Command Prompt and try to ping a website or use a network tool, but you get an error lik...

Fix Nginx 502 Bad Gateway Behind Cloudflare

If you're seeing a 502 Bad Gateway error on a site that uses both Nginx and Clou...

Fix Microsoft Store Path Not Found on Windows 11

You try to open the Microsoft Store on Windows 11 and get an error saying the path was not found....

Fix 'Outlook Service Unavailable' After Disabling Firewall

If you disabled your firewall and now Outlook shows 'service unavailable,' you’re not alone. This...

Fix Windows Defender Module Not Found Error 0x80070643