403 Forbidden error when sending a POST request to a PHP file

[EdwardHamHam]

In short, using the word “chat” in filenames is forbidden.

Redirected to InfinityFree 403 Forbidden page

Getting a 403 error means the server is refusing to show your webpage. Here are the most common causes and how to fix them: 1. Website Files Are in the Wrong Location The Issue: Your domain might be pointing to an empty or non-existent folder. How to Check: Log into your InfinityFree client area Go to Accounts → [Select your account] → Domains → [Find your domain] → Manage Find the Directory Status card, and look at the Directory displayed there Understanding the folder structure: Your fi…