Add Custom-Priced Produced as Separate Line Item in Cart

Feature: Every time you add an additional custom-priced item to the cart, it appears as a separate line item. It does not increase the quantity of a custom-priced item that is already in the cart. 

1. Go to Settings.
2. Press General Settings.
3. Scroll down to Tweak Functionality.
4. Under ADD CUSTOM-PRICED PRODUCT AS A SEPARATE CART ITEM, select Enabled if you want a separate line item to appear for each custom-priced product added to the cart.  Select Disabled from the drop-down menu if you do not.
5. Scroll down and press Save.