why didn't I get it

I completed all mcc campaigns on solo legendary including halo 5 after spending hours doing it I unlocked nothing I wasted my time to get nothing wth 343

> 2535431428716693;1:
> I completed all mcc campaigns on solo legendary including halo 5 after spending hours doing it I unlocked nothing I wasted my time to get nothing wth 343

Have you tried signing out then signing back in? Maybe hard reset your Xbox? I’ve also heard that sometimes it takes a while to unlock.