PHP extensions are additional modules that enhance the functionality of the PHP programming language. They enable specific functions or features, making it easier for websites to perform certain tasks or interact with databases.
You can edit the PHP extensions on your hosting account from your hosting control panel.
1. Log in to your hosting control panel
2. Click on the Select PHP version button

3. You’ll be presented with a wide variety of PHP extensions pre-configured for your hosting account’s PHP version, sorted in alphabetic order. To enable a PHP option, tick the box next to it to insert a checkmark ✓. To disable a PHP option, tick the box next to it to remove the checkmark. Any changes will be saved automatically.
