I got it. Thanks to you @loadbrain for the tips.
I go to google.com and search the procedure how to install this php intl
https://support.cpanel.net/hc/en-us/articles/360050971633-How-to-install-a-PHP-extension-in-WHM
Procedure
- Log into WHM as the ‘root’ user.
- Navigate to “Home » Software » EasyApache 4”
- Click the “Customize” button under “Currently Installed Packages.”
- Click “PHP Extensions.”
- Use the search bar to search for the extension you need to install. Example: zip, soap or intl
- Mark the extension for installation by clicking the switch icon to the far right of the extension.
- This needs to be done for each version of PHP for which you need the PHP Extension.
- Click “Review” and review the output to ensure the PHP extension you marked for installation will be installed.
- Click the “Provision” button to install the selected PHP extensions.
- restart the EasyApache4 (Done)
Great
Best Regards,
Darryl