It looks like they've put a picture of an apple in the Private Use Area as well at U+F8FF. Weird; there's no need for the PUA there; just pick (heh) U+1F34E (red apple) or U+1F34F (green apple).
That’s a holdover from MacRoman.[1] If you’re on a Macintosh, Option Shift K at least on the standard US layout. Still comes up in Apple docs and user forums.