03-10-2021, 08:13 AM 
	
	
	
		In his video, he has one layer per page (look at the layers list).
I have this old flatten-groups script that you can use to flatten your top groups (possibly on an image duplicate) before exporting.
	
	
	
I have this old flatten-groups script that you can use to flatten your top groups (possibly on an image duplicate) before exporting.

