If you want to keep the user from accessing controls available in menus, there is a couple of ways of doing this.

 To lock the NOVA chat settings but continue to allow access to Android and other applications:

  • tap on Menu  >Settings>Menu Lock and enable Menu Lock
  • Enter a password and Save it
  • Choose Menu  and Lock

Access to NOVA chat Settings Menu’s is locked

To unlock NOVA chat Menus:

  • tap on Menu   and Unlock
  • enter appropriate Password and OK