error 403

I am using aaPanel with Nginx. Everything runs fine until I install Openlitespeed instead of Nginx. After install I can not access anything on my server via web browser. I keep getting 403 error. Please assist.

Hello. I have set up my VPS with CyberPanel, and it uses OpenLiteSpeed. I have then installed Cmsms to be my "cms" solution, just like WordPress. But I'm facing an issue where pages that do not exist, show a blank page with the code 200. Saying that the page works fine. But in reality, it would...