Advanced Inventory tracks inventory stored at different sites or locations. For example, you might store inventory at different warehouses, in multiple trucks, in different areas within a warehouse, at consignment locations, or at outside manufacturers. To use this feature, you must first purchase Advanced Inventory or have a subscription that includes it. For more information, click here.
To Turn on Advanced Inventory:
If the Advanced Inventory is Enabled option is grayed out even though you have purchased the feature, you will need to sync license data online so that QuickBooks recognizes it.
To do this: