Recent content by TomHeaven

As far as I know, GTX 870m is a discrete graphics card with MXM interface. And if you have a MXM graphics card in a laptop, that means you are not using Nvidia Optimus and you can use both cards. In fact, I have a laptop with both Intel HD 4600 and GTX 870m cards working properly in Mac OS...

I tried the injector method but without luck. I'm pretty sure that I followed all the steps but AppleBacklightInjector.kext and AppleBacklight.kext simply would not load. When I was about to give up, I found that only a PNLF patch ( using DSDT or Clover) will do the job. I removed...