Sales >> Items >> Create new item >> Update the fields next to 'Opening Balance Quantity' and the 'Opening Balance Price'
Inventory >> search for the accounting period >> Click on the search button >> Click on 'Save'
Setting the opening stock value
Go into 'Sales' and then 'Items'.
You can either create a new item or edit an item that has already been created.
In the item menu, you will be able to set a value for the 'Opening Balance Quantity' and the 'Opening Balance Price'.
Going into the Inventory section, you'll see the the Opening Stock has been updated.
Setting the closing stock value
Using the search function, search for the accounting period and then save. This will automatically calculate the closing stock based on the invoices created for that period.
Changing the inventory amount
To decrease the inventory, create a sales invoice and change the invoice type to 'Inventory'.
To increase the inventory, create a purchase invoice and change the invoice type to 'Inventory'.