1. Login to your cPanel, open File Manager.
2. Under the public_html folder, select and open the wp-config.php.
3. Add the below in line before the “That's all, stop editing! Happy publishing.” to disable the cron job.
define('DISABLE_WP_CRON', true);
If you want to enable the WordPress cron again, change it to:
define('DISABLE_WP_CRON', false);
Note: You can modify the wp-config.php file via FTP, SSH, or File Manager in cPanel.
