Yes, you'll need to consult your accountant for help in adjusting your quantities, @SOSA. I'll provide more information by explaining why.
You might discover from time to time that you have more or less of a certain item than QuickBooks indicates. QuickBooks Online Plus and Advanced users who maintain inventory can manually change an item's quantity. This reflects what you actually have on hand without documenting a purchase or sale.
For our reports to be correct, we automatically record the necessary adjustments to your stock Asset and Cost of Goods Sold (under stock Shrinkage) accounts when you save the inventory modification. For additional information, see this article: Adjust inventory quantity on hand in QuickBooks Online.
You can also delete and recreate the items to correct the quantity on hand. Set up and track your inventory in QuickBooks Online.
Once everything's settled, let's pull up some reports to see your sales and inventory status. This way, we can check to see your best sellers, what’s on hand, the cost of goods, and more.
Please don't hesitate to comment below if you have other concerns about managing inventory. I'm just around to help. Stay safe.
