To issue out stock:

Step 1: Visit Inventory > Stock Issue.
Step 2: Select the Issuing Type from the dropdown. Select Wasted if the stock is to be issued out as wastage, select Purchase Return if it is to be returned to the supplier, or select Other.
Step 3: Search for the inventory items to be issued out using the search field and hit enter. You can also search for the items by supplier name. Then, enter the quantity of the item to be issued out.
Step 4: Click Issue.