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

Nginx 502 Bad Gateway: PHP-FPM Fix Guide

Seeing a 502 Bad Gateway error from Nginx usually means it can't reach PHP-FPM. This is common af...

Windows 10 Activation Stuck at 0% Setup: How to Fix

When you try to activate Windows 10, the progress bar may hang at 0% and never move. This usually...

Fix Windows Search Indexing Service Port Conflict

Windows Search Indexing Service can stop working if it encounters a port conflict. This usually h...

How to Check Chrome Browser Version Compatibility

You're testing a new web app or extension, and it fails to load or behaves oddly. Often the culpr...

Fix Command Prompt Not Recognizing Commands

How to Fix OpenVPN TLS Handshake Failed Error

If you see "TLS Error: TLS handshake failed" in your OpenVPN client log, the connection cannot es...