How to Change Your PHP Version and Settings?
Changing the PHP Version
In the SOFTWARE section of the cPanel home screen, click Select PHP Version:
cPanel Displays the Current PHP Version. To Change the PHP Version, in the Current PHP Version List Box, Select the Version that you want to use then click Set as current. The New PHP Version takes Effect Immediately.
Changing the Additional PHP Settings
In the SOFTWARE section of the cPanel home screen, click Select PHP Version than Options where you will be given the option to change the Values of error_reporting, max_execution_time, max_input_time, max_input_vars, memory_limit, post_max_size, etc.