Discover has disabled OFX services from their end. Direct Download (OFX) will no longer work from Banktivity with Discover accounts. But Direct Access is still working. To change the account from Direct Download (OFX) to Direct Access you would need to take the account offline then set up downloading again. You can use the following steps:

– Double-Click on the account name for the account.
– Click “Check Status” followed by “Take Offline”
– Go to Account> Configure Automatic Downloads
– Follow on screen prompts to set up your account. Choose the Direct Access option when prompted.