@RTA
Hi, it work for me, on a page I never was before:
Screenshot_2023-09-06-13-20-37-075_com.vivaldi.browser.jpg
The reader mode on mobile devices annoys many user, sometimes it work sometimes not.
There is a feature request for a button like other browser have and it is in the pipeline.
Meant, it is on the developer work list.
Vote for it in the first post if you like.
https://forum.vivaldi.net/topic/43319/make-simplified-view-more-subtle
Cheers, mib