In some cases, correct functioning of your website depends on a PHP version installed on the server.
Thanks to the PHP Selector function, it is possible to select the necessary PHP version as well as enable/disable certain PHP modules and functions.
1. Log into your cPanel account.
2. Scroll down to the Software section > MultiPHP Manager:
3. Here you can select website and choose proper PHP version for it , then click apply.
NOTE: The 'native' PHP version does not allow changing any options. So you can go to Cpanel ---> Software ---> MultiPHP INI Editor
Here you can see PHP values options,change and apply :