This tutorial will guide you through managing product quantity using Stock Management Interface in your PrestaShop store.
Log into your PrestaShop admin panel.
Navigate to Preferences -> Products and scroll down to Products stock section.
There you need to Enable stock management and Save changes:
Navigate to Catalog -> Products, select the product you want to manage quantity for:
Navigate to Stock -> Stock Management:
Locate the product you want to edit the quantity for, and click Add stock button:
Enter the quantity of the product to the Quantity to add field and save changes:
Clear browser cache and check the product page, you will see the quantity was changed:
Feel free to check the detailed video tutorial below: