Here are a list of things that need to be changed in Altru for the new merchant account: 
  1. Go to Revenue > Blackbaud Payment Service Merchant Accounts.  Click on the green downward arrows and edit the account.  Select to Mark as default authorization account and Mark as default card present account.
  2. Go to Web > Web Payment Settings.  Under Payment Methods, select the new correct merchant account.
  3. Go to Revenue > EFT> Credit Card Processing.  Edit each of your processes to ensure the merchant account is set to the new account.  Save the process.