IdeaVim How to get out of insert-mode?

Question

vim

How to exit insert-mode with Alt+Space in IdeaVim.
Tried and

inoremap <A-space> <Esc>
vnoremap <A-space> <Esc>

And in File / Settings / Keymap on "Exit insert mode" broadcast, but when you press Alt + Space, the insert mode, of course, exits, but a menu appears (minimize, maximize, close the window, etc.).
PS Windows 8.1

Answer 1

Alt+space is a windows system shortcut, the menu will stop appearing only if it is moved to another key combination, which is not good. in vim, besides Esc, there is ctrl+[