You can cancel your Premium subscription at any time on the Premium Account page.
Scroll down to get to the 'My Premium Account' section and follow the steps below:
Click 'STOP PREMIUM ACCOUNT' in the subscription section on the bottom of the "My account page". Or in the menu on the left on the "My account" page.
You will receive a pop-up warning. Click ‘yes’ to confirm your cancellation.
The subscription has been cancelled
Your Premium Subscription will not be renewed after the current billing cycle ends. You can continue to use your Premium subscription till the end of the current pcycle.
If you do not cancel your Premium Subscription, it will be renewed every 15 days or every month, depending on the type of Premium Account you purchased.