- log into plesk panel.
- Navigate to ‘Websites and Domains‘.
- Click on ‘PHP Settings.’
- Modify the required parameters as manually enter it in the provided space.
- Adjust Performance & Security Settings:
- Choose the memory limit, max_execution_time, post_max_size, upload_max_filesize, opencache.enable from the dropdown menu.
- Once you’ve chosen the parameters for each section, click on the ‘Apply‘ button.