Check from Backend:If you have the extension already installed you can check if the conversion tools are working on your server using the Conversion Test Tool from Backend.For testing the conversion and preview the conversion result please follow these steps:
1. Complete Conversion Configuration as described in the manual
2. Input the Product ID (not SKU) into the text field next to “Test Conversion Tool” - Button
3. Click “Test Conversion Tool” - Button
4. See PopUp with conversion result:Success: In case the conversion is successful:You will see the result as a side by side comparison between original image (left) and created WebP image (right).You can move the vertical slider to reveal more of the original image or the WebP image as you like, to get the perfect impression regarding quality.Fail: In case the conversion fails the PopUp will give you some hint on what went wrong and how to fix it.
Check from CLI:If you want to check which conversion tools are available on your server from CLI / without having the extension installed, please follow steps described in following quesions: