Retire app menu
Application menus have been a source of usability issues since they were introduced, despite attempts to improve them. We are therefore aiming to end their use by 3.32.0.
Screenshot is an unusual case for this initiative - it's more like a dialog than an app window, so there isn't an obvious place to put a menu. The idea I've come up with is doing something like this:
The the wiki page has further design guidelines.