Third Party Check overridden by Check in Calculate Prepayment process

Summary:

In Calculate Prepayment flow, we put 'Check' as the Organizational payment method with the intent to override the employee EFTs only with checks.

However it also overridden the third party checks. Is there a way we can exclude Third Party Checks from that override?

Content (please ensure you mask any confidential information):

In Calculate Prepayment flow, we put 'Check' as the Organizational payment method with the intent to override the employee EFTs only with checks.

However it also overridden the third party checks. Is there a way we can exclude Third Party Checks from that override?

Version (include the version you are using, if applicable):