How to hide PHP version header?

This:

x-powered-by PHP/7.2.5

follow this https://docs.cyberpanel.net/doku.php?id=php-configurations

on advance tab , search expose = On , and change it too Off , then restart OLS

It works, Thanks!
What happen after PHP update?
Will the changes I made remain or reverted?

Security wise, this header should be OFF by default.