To edit an item, you must first go to “Financial” → “Products”
In the top right corner you can search for the product you want to edit, then select it and click “Edit”

Edit what is needed on the item and remember to click “Save”
Want to know more?
Read more in these related articles:
New / edit product
Complete review of the product editing screen in Financial – master data, prices, settings, warnings, toolbar actions, Web settings dialog and all tabs.
Products
Overall overview of all products in the system with the option to create, edit and manage items, prices, stock data and bulk operations.
Setting up products
This quick guide reviews how Sapera's product design works with inheritance from categories, and how you customize individual product settings.