To apply the same value for all products at once:
- Log in your administrator panel and click on the Manage products link in the CATALOG side box.
- Select Full list in the Range select box near the pagination.
- Select all products by clicking on the check box near the CODE title at the top of the product list.
- Click on the Unselect all link in the Select fields to edit section at the bottom.
- Select the check box of the desired option (e.g. Features) in this new section and click on the Modify selected button.
- Click on the Apply values to all selected products›› link. A new small section will be displayed.
- Select the desired feature check box and enter the desired text or select the desired variant in the select box near to it.
- Click on the Apply button. The selected value will be applied to all products.