To resubscribe for Seller Engine Plus follow steps below:
1► Log in to your account here. Your Seller Engine account email might be different from the Amazon email. If you no longer have the password you can reset it here.
2► Scroll through the account page to find your previous license and click the 'Resubscribe' button for it.
3► Make sure the license type is correct and continue on to PayPal to finish setting up the subscription.
4► Log in to PayPal, confirm the subscription, and check out to make sure the license is activated.