1. Log in to your cPanel account.
2. In the Advanced section, click on the Cron Jobs icon.
   
3. Under Add New Cron Job, click the Common Settings dropdown menu and select an appropriate option, such as Once Per Day or another schedule that fits your needs.
4. Enter the path to your PHP file or the command you want to run in the Command field.
5. Click the Add New Cron Job button to save your cron job.