Disabled menu items are not greyed out on all devices
If the user has only one contact she can't make an introduction. Nonetheless the "Make introduction" button in the overflow menu is visble. It just doesn't do anything if the user taps it.
If the user has only one contact she can't make an introduction. Nonetheless the "Make introduction" button in the overflow menu is visble. It just doesn't do anything if the user taps it.