Administrators Hervé Posted November 13, 2016 Administrators Share Posted November 13, 2016 Well... it's already set to 12 in the DSDT. So, all you're left to check now is the presence if the IDT 92HD93 kext in /L/E, install it if missing then repair permissions and rebuild your cache. Link to comment Share on other sites More sharing options...
npyadav1 Posted November 13, 2016 Author Share Posted November 13, 2016 Can you provide me IDT 92HD93 kext download link. Link to comment Share on other sites More sharing options...
Administrators Hervé Posted November 13, 2016 Administrators Share Posted November 13, 2016 You'll find it in the boot pack posted in all recent or fairly recent guides for E6x30 laptops. Link to comment Share on other sites More sharing options...
npyadav1 Posted November 13, 2016 Author Share Posted November 13, 2016 i add this AppleHDA_IDT92HD93.kext file in /L/E And show warning msg. System extension cannot be used The system extension “/Library/Extensions/AppleHDA_IDT92HD93.kext†was installed improperly and cannot be used. Please try reinstalling it, or contact the product’s vendor for an update. Link to comment Share on other sites More sharing options...
Administrators Hervé Posted November 13, 2016 Administrators Share Posted November 13, 2016 Well I suggest you read post #11 above and the guide(s) you got the kext from... starting with mines... Link to comment Share on other sites More sharing options...
Moderators Jake Lo Posted November 14, 2016 Moderators Share Posted November 14, 2016 Just place this in /L/E run this to fix permission and rebuild cache sudo chmod -Rf 755 /L*/E* sudo chown -Rf 0:0 /L*/E* sudo touch -f /L*/E* sudo kextcache -Boot -U / Link to comment Share on other sites More sharing options...
npyadav1 Posted November 14, 2016 Author Share Posted November 14, 2016 Thank you for Help. Yes Audio Woking fine. But Trackpad not proper working. (pointer moving page scrolling with two finger but tap or double tap not working) & not show any setting in Trackpad in system preferences. show link this :- Link to comment Share on other sites More sharing options...
Moderators Jake Lo Posted November 14, 2016 Moderators Share Posted November 14, 2016 Replace preference pane with one from El Capitan See here. Make a backup and replace it in /System/Library/PreferencePanes Link to comment Share on other sites More sharing options...
npyadav1 Posted November 14, 2016 Author Share Posted November 14, 2016 Hi Herve & Lake Lo Thank you for valuable help. KP Fixed, Audio, Graphic & Trackpad working fine. Link to comment Share on other sites More sharing options...
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