Same problem! It's caused by GenericUSB.kext. Once it's removed shutdown and restart are really fast.
Any solution to get both fast shutdown and working USB 3.0? There is some pached kext file to enable usb 3.0 without incurring in the slow shutdown problem?
Thanks!
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.