First of all, at Yosemite all worked like a charm.
El Capitan 10.11 I'm not sure I remember which port I used to connect bluetooth but seems both worked.
Last El Capitan update 10.11.1 was installed generally with no issue (except, first boot nv_disable=1 to avoid black screen, then...
[Solved] Help installing on GA-x79-UD3 with 3930k and GTX 970
Like the title suggests I am having trouble installing Yosemite on my system:
GPU: GTX 970
I've tried a multitude of different boot flag combinations which usually end up with it...