gcritchley

Same thing here. Mac Pro 5,1 (CPU upgrade from 4,1). Sierra latest version. SSD system drive. Dongle: Asus BT400. Install and changes to system using CAT went without a hitch,...

I bought this - worked perfectly where the hub failed completely and caused a re-install of sierra http://www.osxwifi.com/apple-broadcom-bcm94360cd-802-11-a-b-g-n-ac-bluetooth-4-0-with-adapter-for-macpro-2009-and-macpro-2010.