You need to have the Figma file URL to convert your Figma design to an Elementor template from The Plus Addons for Elementor.
To find the URL of a Figma file, open the Figma file and follow the steps –
1. Click on the Share button.

2. In the popup, select Anyone from the Who Can Access section.
3. Once done, click on the Copy Link button to copy the Figma file URL.
Now you can use this Figma file URL to convert your Figma layout to Elementor template from The Plus Addons for Elementor.