https://www.gamespot.com/articles/rainbow-six-sieges-free-ash-elite-skin-not-being-r/1100-6457189/

The rollout of the major new Operation Chimera update for Rainbow Six Siege is upon us, but players are encountering some hiccups on PC, PS4, and Xbox One. Ubisoft has confirmed a variety of known issues with both Chimera's additions and the new Outbreak mode, as well as one involving the free skin many players should have received.