How to install PHP 8.x on centos 7?

[Brief-Wishbone]

TL;DR

php 8.x not installing no matter how many tutorials I follow

https://baransel.dev/post/how-to-install-php8-on-centos/
I've followed tutorials like this w/o avail. Everything works but when at last I do php -v, I see different version of php not 8.x.

 

[Brief-Wishbone]

ok chatgpt has helped me.