vanquybn Posted December 1, 2015 Share Posted December 1, 2015 I have patched my DSDT: Device (PNLF) { Name (_HID, EisaId ("APP0002")) // _HID: Hardware ID Name (_CID, "backlight") // _CID: Compatible ID Name (_UID, 0x0A) // _UID: Unique ID Name (_STA, 0x0B) // _STA: Status } And using ACPIBacklight.kext. However I cannot figure out where's my brightness slider? Please help! Link to comment Share on other sites More sharing options...
Moderators Jake Lo Posted December 1, 2015 Moderators Share Posted December 1, 2015 Patch and kext only work on the Intel HD graphics...are you using the nVidia graphics? Link to comment Share on other sites More sharing options...
vanquybn Posted December 1, 2015 Author Share Posted December 1, 2015 Yes, I am using nVidia K2100M Link to comment Share on other sites More sharing options...
Moderators Jake Lo Posted December 1, 2015 Moderators Share Posted December 1, 2015 Try Brightness Slider app. Link to comment Share on other sites More sharing options...
vanquybn Posted December 1, 2015 Author Share Posted December 1, 2015 Oh, thank you! Link to comment Share on other sites More sharing options...
DuongTH Posted December 21, 2015 Share Posted December 21, 2015 Patch and kext only work on the Intel HD graphics...are you using the nVidia graphics? it not only for intelHD because i'm using that for GT520M on K43SJ beforce. the issue is his System is not QE/CI Link to comment Share on other sites More sharing options...
vanquybn Posted December 21, 2015 Author Share Posted December 21, 2015 I think my system is full QE/CI Link to comment Share on other sites More sharing options...
Administrators Hervé Posted December 21, 2015 Administrators Share Posted December 21, 2015 Indeed, you have full graphics acceleration. Link to comment Share on other sites More sharing options...
DuongTH Posted December 21, 2015 Share Posted December 21, 2015 Same on My M4800 K1100M. but issue is "black screen". Link to comment Share on other sites More sharing options...
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