Use preview mode in the subscription form editor
Describes the subscription form editor preview mode.
In the subscription form editor, you can use the preview mode to see what your subscription form looks like on mobile devices, tablets, or desktops before you send it. This can help you to check your subscription form's content and design when you are adding more items to customize it. You can see see the result of your changes as you make them.
To preview a subscription form design:
On the top menu of the editor, click Preview. The editor switches to preview mode.
Click the preview icon that corresponds to the device you want to preview your design on. You can choose mobile , tablet , or desktop preview.
To return to editing your design, on the top menu, click Edit. The editor switches back to edit mode.