Hi guys, sorry about that. I also own a s10lite device. I updated mine to oneui 2.5 yesterday. And i think they've got the modes you were talking about covered.
You could try to change the ROM like i did. Mine came pre-installed with the UAE version which was extremely slowly in getting updates, i changed it to the spain version and that's how i am also receiving timely updates.
Of course you do have to...
Sorry about that,
I had a similar case with my s10lite bought from UAE , i had to change ROMS to the spain version. For some reason spain receives updates much faster than any other country. I just updated to oneui 2.5 yesterday and i live in Ta...