1) Menu > Desired Inventory > Products.
2) Select the name of the product you wish to edit.
3) Select Lots / Exp from the header menu.
4) Click on the "edit" icon in the column of the lot / exp you wish to change.
5) Type in your new lot # / expiration, or both and click "Save".
-You must provide a comment for the reason you are changing the lot # or expiration
Note: Any inventories this combination has been transferred to will not match if changing either the lot # or expiration. Please check those inventories as well and update the lot and/or exp as needed.