Menu key does not open menu if any window is open/unminimized
On Arch Linux
$ gnome-shell --version
GNOME Shell 3.34.0
$ pacman -Qi gnome-shell
Name : gnome-shell
Version : 1:3.34.0+152+g0fdbde910-1
On Arch Linux
$ gnome-shell --version
GNOME Shell 3.34.0
$ pacman -Qi gnome-shell
Name : gnome-shell
Version : 1:3.34.0+152+g0fdbde910-1