If you have made changes to your 3PL Client's admin charge/fee and wish to use the updated fees against an order, please follow the below steps:
Click Orders then Overview.
Tick the orders you want to update.
Select Recalculate Picking Cost from the Bulk Action dropdown.
Click Go.
Click 3PL Accounting then Overview.
Next, click View Unconfirmed Invoice Items to see the updated charges.