To update your method of payment (MOP) for A5 Signature:

  1. Have admin user (or user login linked with app subscription with proper permissions to make changes to app subscription) login to AppExchange and click your name in the top right, then ‘My Account’ or ‘My Installs & Subscriptions.”
  2. Click on the drop down arrow for A5 Signature subscription and click “manage subscription.”
  3. Click to edit and follow steps to update method of payment (use a credit card or ACH for direct bank account transfer).
  4. Click save.