Hi,

Here are some initial tasks to begin with after reviewing the provided documentation and tutorials:

1.  You can set up your warehouse by navigating to Inventory > Warehouses.
2.  Generate your products by visiting Inventory > Products. Click on Create and input details such as product name, description, and other relevant information.
3. You can set up your Reordering Rules to facilitate stock replenishment and order fulfilment. Access this feature through Inventory > Configuration > Reordering Rules.
   
   Additional links:
   
   https://www.youtube.com/watch?app=desktop&v=5V_u0BmAMmk
   
   https://www.odoo.com/documentation/17.0/applications/inventory_and_mrp/inventory.html

Hope it helps

Are you trying to just create the items, or setting the quantity? how many product are we talking here. you can import the item using an excel file. Or create them manually. Is it new system or you are migrating from another system. In the latest witch one?