Has Mannequin Mobile been deprecated?

Just tried to add Mannequin Mobile to a project for eyeballing scale and it says that it now only works with 4.8. Is this a change or have I screwed up some setting somewhere?

Answer is here: UE4 Quick Tip #02.1 Bonus: FIX - UE4 Mannequin Mobile Not Supported (Mannequin Mobile in ANY UE4 v.) - YouTube