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Dell M6800 Big Sur/OC 0.6.3 freezes after logging in

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Sep 28, 2016
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Motherboard
Dell M6800
CPU
i7-4810MQ
Graphics
HD 4600, 1920x1080, M6100
Classic Mac
  1. 512K
  2. Power Mac
  3. Quadra
  4. SE/30
Installed Big Sur 11.0.1 with OpenCore 0.6.3 with keyboard/trackpad/sound/brightness slider/ethernet working. Opencore will boot in to Catalina 10.15.7 (with current updates) as well. Problem is that Big Sur freezes up sitting at the login screen, or in an app, 15 minutes later. This has been consistent, but not a problem in Catalina. Even tried the app Adreniline which is supposed to block all power saving. Stumped after a lot of work to get this far. EFI attached. The AppleIntel...kext worked when in L/E, maybe some of the OC kexts need to be there too? I used iMac17,1 for the SMBIOS after MacBookPros had USB problems, USB works great now using USBPorts.kext, fixed trackpad.
 

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  • M6800_EFI.zip
    10 MB · Views: 328
Installed Big Sur 11.0.1 with OpenCore 0.6.3 with keyboard/trackpad/sound/brightness slider/ethernet working. Opencore will boot in to Catalina 10.15.7 (with current updates) as well. Problem is that Big Sur freezes up sitting at the login screen, or in an app, 15 minutes later. This has been consistent, but not a problem in Catalina. Even tried the app Adreniline which is supposed to block all power saving. Stumped after a lot of work to get this far. EFI attached. The AppleIntel...kext worked when in L/E, maybe some of the OC kexts need to be there too? I used iMac17,1 for the SMBIOS after MacBookPros had USB problems, USB works great now using USBPorts.kext, fixed trackpad.

As per rules, please update your hardware profile to allow others to help you easier

please read the faq for proper hardware profile setup:
 
Updated Acct. details.
 
Updated Acct. details.
think this should be disabled with Big Sur:
Code:
<dict>
                <key>Comment</key>
                <string></string>
                <key>Enabled</key>
                <true/>
                <key>MaxKernel</key>
                <string></string>
                <key>MinKernel</key>
                <string></string>
                <key>BundlePath</key>
                <string>AirportBrcmFixup.kext/Contents/PlugIns/AirPortBrcm4360_Injector.kext</string>
                <key>ExecutablePath</key>
                <string></string>
                <key>PlistPath</key>
                <string>Contents/Info.plist</string>
            </dict>

also using a skylake desktop smbios is very wrong for a haswell laptop
 
think this should be disabled with Big Sur:
Code:
<dict>
                <key>Comment</key>
                <string></string>
                <key>Enabled</key>
                <true/>
                <key>MaxKernel</key>
                <string></string>
                <key>MinKernel</key>
                <string></string>
                <key>BundlePath</key>
                <string>AirportBrcmFixup.kext/Contents/PlugIns/AirPortBrcm4360_Injector.kext</string>
                <key>ExecutablePath</key>
                <string></string>
                <key>PlistPath</key>
                <string>Contents/Info.plist</string>
            </dict>

also using a skylake desktop smbios is very wrong for a haswell laptop
I disabled the Airport...kexts and changed smbios to MacBookPro11,5. Big Sur still locks up everything with or without the Amphetamine app running, might have gotten a few more minutes though. OpenCore will still boot into Catalina with no lockups during a session.
 
if you success install Mac OS Big Sur in dell m6800 please share your EFI tanks
 
I chane config and kexts
everything work great.
 

Attachments

  • OC big sur.zip
    5.3 MB · Views: 348
I chane config and kexts
everything work great.
Hi thanks for sharing your EFI. I used your EFI but the webcam is not working. Also the battery meter is not displayed working. Any idea how to fix? Thanks anyways
 
Hi thanks for sharing your EFI. I used your EFI but the webcam is not working. Also the battery meter is not displayed working. Any idea how to fix? Thanks anyways
webcam is something with usb, You need fix usb.
 
I chane config and kexts
everything work great.
Did your headphone works nomal? When I plugin the headphone, there is static noise.
 
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