mark9119 Posted March 8, 2017 Share Posted March 8, 2017 Here is the useful link: ThinkPad x220 macOS Sierra 10.12 Installation Guide http://x220.mcdonnelltech.com/ My wifi is tenda USB W522U, even here I got the list. But I still cannot know how to install, and especially the app failed in Sierra. See the following and download the kext, and Dlink app. http://www.insanelymac.com/forum/topic/299948-usb-wifi-updated-ralinkmediatek-rt2870-rt2770-rt3x7x-rt537x-rt5572/page-13?do=findComment&comment=2380280 RTUSB_D2870-4.2.9.2_UI-4.0.9.6_2013_11_29.rar Link to comment Share on other sites More sharing options...
Recommended Posts