Currently windows versions 23H2 ( update kb5044285 and beyond ), as well as 24H2 are unsupported. If you are on one of these versions you need to downgrade. Refer to this to check your windows build https://youtu.be/9tN3cf7jx34
The default menu bind is Insert. If you have a keyboard that does not have that key, you can use Right Shift. If you want to fully customise the menu keybind, there is a cogwheel at the top right corner of the menu.