A change amount patch won't work on the first payment if the new first amount matches the ongoing Direct Debit amount.
The first amount can be changed by using a file upload. Please see our step by step article Update the first amount on fixed or rolling contracts for guidance.
Change Amount patch on first amount
"Amount should be different than old contract amount" message received, when trying to add a patch to a first amount on a rolling Direct Debit.
O
Written by Ollie Denning