RuiZH Posted October 2, 2020 Share Posted October 2, 2020 about my machine: Mainboard: BIOS Star B250ET2 Enthernet: Realtek 8111 Sound card: Realtek 887 CPU:intel core i3-7100 Graphics: HD630 BootLoader: OpenCore 0.6.1 Today I upgraded my desktop computer from 10.13.6 to 10.15.6. After the completion, there is no network and sound. The sound card (rtl887) and network card (rtl8111) drivers use the latest version Did i upload efi folder? Quote Link to comment Share on other sites More sharing options...
Administrators Bronxteck Posted October 2, 2020 Administrators Share Posted October 2, 2020 network - https://github.com/Mieze/RTL8111_driver_for_OS_X/releases audio - https://github.com/acidanthera/AppleALC/releases how to use Applealc - https://github.com/acidanthera/AppleALC/wiki/Installation-and-usage try the layout id's for ALC887 suggested there - https://github.com/acidanthera/AppleALC/wiki/Supported-codecs Quote Link to comment Share on other sites More sharing options...
RuiZH Posted October 2, 2020 Author Share Posted October 2, 2020 thanks your reply,updated ethernet driver to latest,no work Quote Link to comment Share on other sites More sharing options...
Moderators Jake Lo Posted October 2, 2020 Moderators Share Posted October 2, 2020 Post your OC folder Quote Link to comment Share on other sites More sharing options...
RuiZH Posted October 2, 2020 Author Share Posted October 2, 2020 EFI.zip Quote Link to comment Share on other sites More sharing options...
Moderators Jake Lo Posted October 2, 2020 Moderators Share Posted October 2, 2020 Have you tried selecting 'Reset NVRam' from OC Picker? Quote Link to comment Share on other sites More sharing options...
RuiZH Posted October 2, 2020 Author Share Posted October 2, 2020 I tried it ,no lucky Quote Link to comment Share on other sites More sharing options...
Moderators Jake Lo Posted October 3, 2020 Moderators Share Posted October 3, 2020 Add SSDT-HPET.aml + patch. Quote Link to comment Share on other sites More sharing options...
RuiZH Posted October 3, 2020 Author Share Posted October 3, 2020 get HPET from Maciasl No error,restart computer output no devices Quote Link to comment Share on other sites More sharing options...
Moderators Jake Lo Posted October 5, 2020 Moderators Share Posted October 5, 2020 try this. Replaced Config file and add SSDT to ACPI BioStar_Audio.zip Quote Link to comment Share on other sites More sharing options...
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