To cancel your subscription through PayPal, you can do it from the "Automatic Payments" section in your PayPal account.
If you don’t have a PayPal account and made the payment as a guest, please write to us through the contact form and we will cancel it for you.
To cancel your subscription through Stripe, go to the account upgrades page and do it from the "Purchased upgrades" section, which is located at the very bottom.