If you insist on doing it the command-line way, here’s how: First, copy the kext file to /System/Library/Extensions. Then, open the Terminal app (located in OS X under Applications->Utilities) and type: cd /System/Library/Extensions For those unfamiliar with command line, this just changes the directory that Terminal is working on to /System/Library/Extensions. Then type: sudo chmod… Continue reading Manually Install Kernel extensions on OSX