For all subscriptions:

Open a ticket ( or send an email to with your product, which you want to cancel, and the date of the last payment.

For all PayPal subscriptions:

Since your subscription is tied to your personal PayPal account you will need to log-in to your PayPal Account and cancel the recurring payment to

This will cancel your subscription and prevent it from renewing automatically.

Please refer to this link for more information on cancelling a recurring payment through PayPal: