There are two methods to cancel the trial of PDF Editor Cloud.
1. Cancel your trial via My Account.
To do so, please Login with your Foxit Account (https://account.foxit.com/) > Go to Subscription Management > Locate Foxit PDF Editor Cloud > Select 'Cancel Subscription'. Once selected, the trial of PDF Editor Cloud will be cancelled.
2. After logging in from https://pdfonline.foxit.com/ > Select the Ball Icon on the top right corner as this will display how many days are left for the trial period > Select Cancel.
Once selected, this will redirect you to your Foxit account to cancel the subscription.