Would love to the option, that the table of content is always activated. I am publishing huge ebooks for a target group which is not really known to technology. They are lost and will not find the tiny button to show the index.
Hi there, @user20092 
Nice idea, thanks for sharing! We’ll have it in mind and wait for more feedback from the community 
It could be great! Any ideas of how to do that ?
Hi there, @guitown 
Many thanks for the feedback!
Unfortunately, this functionality isn’t supported now. However, if more users upvote it, we’ll try to look into this 