Thanks for your help, now I guess I can get the sleep and screen working 100%. However, I then tried the SSDT-ALC256.aml you have provided, and my audio stopped working at all.
Thank you so much for your help. It's working now. However, after sleep, I still cannot get it work, both internal and external... Is this another problem with the driver and the patch?
I was following this guide and now finally get 10.14.6 installed. https://www.tonymacx86.com/threads/guide-dell-inspiron-15-7559-skylake.260876/
However, I still have one problem with the graphic card, and I have tried several different ways to resolve it:
1. WhateverGreen (provided by the...
OK, so I am now using WhateverGreen and removed the AppleBacklightInjector, and I have downloaded the latest version from github. However, I got black screen after booted. If I connect a monitor through HDMI, I can see the wallpaper on it. I guess there is still something wrong with the brightness.
OK... So I finally have 10.14.6 installed on my 7559, now everything looks working fine, except the brightness bar.
I am using the AppleBacklightInjector.kext and SSDT-PNLF.aml provided by the original instruction, and I cannot use function key nor the brightness bar in settings to change the...
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