You can change the name, price, option price, VAT or product order of a product through the 'Product overview' screen.

Under 'Articles', click "Products"
Click once on the "Name" of the product to adjust it if needed
The TAB key enables you to quickly jump to the next product
Click once on "price" to adjust it. Use the TAB key to jump to the next adjustable field, like option price, VAT or product order
Use the "Filter" button to display only the items you want to adjust. For example, main dishes or items with a low VAT rate. e.g. Clicking "Apply filters" applies the filter. Now, the list only shows items that are linked to the low VAT rate
The button "Columns" allows you to hide fields that you do not need

Adjusting product details in the list view