barefeats macrumors 65816 Original poster Jul 6, 2000 1,058 19 Oct 3, 2015 #1 At El Capitan startup, my Razer Copperhead Mouse freezes. Works fine under Yosemite. I replaced it with a Razer DiamondBack Mouse. Works fine under El Capitan. Anyone else have USB devices act up?
At El Capitan startup, my Razer Copperhead Mouse freezes. Works fine under Yosemite. I replaced it with a Razer DiamondBack Mouse. Works fine under El Capitan. Anyone else have USB devices act up?