You’ll need to suspend the mandate.
To do this, browse to:
1. Click on 'Collections'.
2. 'Mandates'
3. Select the Mandate you wish to suspend.
4. Click on 'Options'.
5. 'Suspend Mandate'
If the payment has already been extracted you can remove it from the tile by navigating to ‘Payments – View all payments’, open the tile containing the transaction, find the payment in the list and click '...' and select Delete.
Please note: This can only be done in draft mode.