(1) Turn On Your Xbox 360 And Insert Flash Drive (2) go on settings and now on storage (3) Fast Press LB,RB,X,LB,RB,X (4) highlight yes and press A xbox 360 will restart (5) xbox 360 will ask if you want to update select no go on settings,storage highlight your flash drive and press Y and select create xbox 360 unity (7) go on network and update your console to new update done now horizon and usb xtaf will recognize your flash drive