Linux users expect basic desktop conventions like toolbars, dropdown menus, and not mobile design concepts like cramming everything into a hamburger menu.
> cramming everything into a hamburger menu
- Import/Export
- Check for updates
- Start automatically
- Hide to tray
- Change database path
- About Notes
- Quit
Is that EVERYTHING?
No. It's not. I don't like using hamburger menus for everything myself. This is why the options are minimalistic. Look at other Gnome apps using hamburger menus, no need to go as far as "Apple UI" (which actually discourages hamburger menus for desktops apps).