Edit English content of product parameters

In the backend, navigate to content management > product management. Find the product you want to edit and click the pencil icon on the right. Click product parameters in the upper-left corner. Hover over the left side of the parameter. A pencil icon and a trash can icon will appear. Click the pencil icon. In the dialog box, click "English" to switch to the English tab, make your changes, and click "OK". Please note: This action affects all products that use this product parameter. If other products also reference this parameter, you must re-select the parameter for those products.

The dialog box is titled Edit Parameter (Value). It contains the Parameter Name and Parameter Value fields. You can add parameter values by clicking the + Add Parameter Value link.