Is the a way multiple sub flows simultaneously? I am trying to make a flow to help me focus, it locks the desktop into a window until a I press a hotkey, one sub flow locks the window and the other waits until the hotkey is pressed

Is the a way multiple sub flows simultaneously? I am trying to make a flow to help me focus, it locks the desktop into a window until a I press a hotkey, one sub flow locks the window and the other waits until the hotkey is pressed