A. Mindv window has two different modes: normal display mode and full screen display mode (Mindv from the browser, extend to entire screen. It is very useful when you want show your mind map to others. The only restriction is that at this time you can not modify the topic text)
B.Collapse Main menu
Click main menu item such as "View","Map"...Double click on it, the main menu will collapse . Double click on it again, the main menu will expand.
Main menu is collapsed.