Unfortunately, you can’t do much, the code in the extension that determines this.
you might want to ask the extension developer for help…
no man thats not working, even I have used a full HD pic but didn’t work…
Then my first response is more correct.
Is your Tablet Screen size 768wx1024h, the image occupies 80% of the screen width which will be 614px.
I don’t know the exact size…this the APPETIZE .IO test device.