How to Add a Merchant Account Training April 05, 2017 13:04 Follow Go to Admin > Configuration. Click Merchant Accounts. Click Add Merchant Account. Fill out the form completely and accurately. When finished, click Submit. Related articles Hosting Infrastructure How to Process Refunds Easy Merchant Banking Forms (Electronic Payment Authorization & W-9) How to View a Credit Card Transaction Report Setting Up Subscription Payments in Authorize.net Comments 0 comments Please sign in to leave a comment.