How To Patch AppleHDA For HDMI ALC255 Broadwell

Install AppleALC.kext

I just got a Dell Inspiron 7352 i7-5500u Broadwell HD5500 1920×1080 2-1 laptop for my daughter. Turned it into a MacBook Air and it worked perfectly with El Capitan, Yosemite and macOS Sierra. It has Realtek ALC255 sound card. This is how to patch AppleHDA. 1. Use original AppleHDA.kext and installed to /System/Library/Extensions . Repair permissions

El Capitan 10.11 On HP x360 Haswell i7-4510u HD4400

El Capitan is released. I got my HP x360 Haswell i7-4510u HD4400 running El Capitan almost perfectly. Since there are so many changes in the new OS X compares to the Yosemite, it’s hard to tell if anything else can happen with the new updates and stuff. But as of now, the MacBook Air 6,2 wanna