Alex Kranich Posted May 29, 2021 Share Posted May 29, 2021 Hi all, did anybody succeed installating last version of Big Sur on an Dell Latitude 5480? Mine has: Skylake i5-6440HQ CPU @2.60GHz Chipset skylake-H Intel HD 530 graphics I created my pendrive 64gb usb type-c with Big Sur OS but I cannot find any way and any correct EFI folder to boot and install with clover and Opencore. could you please help me? Link to comment Share on other sites More sharing options...
Administrators Hervé Posted May 29, 2021 Administrators Share Posted May 29, 2021 Try the OpenCore guidance for Skylake laptops posted at Dortania site: https://dortania.github.io/OpenCore-Install-Guide/prerequisites.html Link to comment Share on other sites More sharing options...
Alex Kranich Posted May 29, 2021 Author Share Posted May 29, 2021 tried as well but not solved . Can you help me? Link to comment Share on other sites More sharing options...
Moderators Jake Lo Posted May 29, 2021 Moderators Share Posted May 29, 2021 Try files from this link Use the Skylake Config 1 Link to comment Share on other sites More sharing options...
Alex Kranich Posted May 30, 2021 Author Share Posted May 30, 2021 pendrive with latest version of big sur. copied files from zipped file Updated pack for OC 0.6.7 below in EFI folder. Rebooted pc says. 0C: failed to load configuration! @Jake Lo Link to comment Share on other sites More sharing options...
Alex Kranich Posted May 30, 2021 Author Share Posted May 30, 2021 Updated: i have used this EFI FOLDER With Big Sur latest version 11.4 Finally booted but I see the first screen, cause mousepad, trackpad and keyboard are not working. could you please fix it? uploaded here https://www.mediafire.com/file/eg8s123niturox9/Dell_Latitude_5480_EFI_OC-main-2.zip/file Link to comment Share on other sites More sharing options...
Moderators Jake Lo Posted May 30, 2021 Moderators Share Posted May 30, 2021 you need to add VoodooPS2Controller for keyboard. For touchpad you need to add SSDT-TPDx.aml from files I linked 1 Link to comment Share on other sites More sharing options...
Alex Kranich Posted May 30, 2021 Author Share Posted May 30, 2021 Could you please make those changes in my file? I don't want to make mistake Link to comment Share on other sites More sharing options...
Administrators Hervé Posted May 30, 2021 Administrators Share Posted May 30, 2021 Mistakes are the best way to learn... Link to comment Share on other sites More sharing options...
Alex Kranich Posted May 30, 2021 Author Share Posted May 30, 2021 @Jake Lo Following your suggestions I guess should be like this. https://www.mediafire.com/file/wqs00sh7001xk8j/Dell_Latitude_5480_EFI_FIXED.zip/file But I just tried and is the same keyboard, mouse and touchpad doesn't work @Hervé Trying to Link to comment Share on other sites More sharing options...
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