As discussed internally, we probably want to move the admin wrench in the mobile layout from top right to the bottom, sticking it to the pagination widget:
Mobile "topic wrench" doesn't display when there's only 1 post in a topic
I just upgraded and found that this has been implemented However, with the button at the bottom, the menu now opens off screen…
It hasn’t been implemented fully yet. It was an attempt at doing it via CSS and is incomplete. I’m working on a proper fix and should hopefully deploy it this afternoon.
This should do it: