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Fixed USB 3.0 limit ports on Mojave - Dell M6800


nhtvinh
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I just done with limit USB 3.0 on my M6800, so want to share with everyone. And sorry if this post is duplicated.

Note: All thinks in this post I just combine from Google so, please Google or search this forum or another forums to finger out before post to ask. Thank you so much for your understand.

 

Make sure you was follow the post from Jake Lo https://osxlatitude.com/forums/topic/7851-dell-precision-m6800-mobile-workstation-wip/

 

Shorten:

- Using USBInjectAll.kext latest version https://bitbucket.org/RehabMan/os-x-usb-inject-all/downloads/

- Using patch SSDT-UIAC.aml

- No need and please remove all patched about USB limit in Kernel and Kext Patches in Clover

 

Detail:

- Copy USBInjectAll.kext to /EFI/CLOVER/kexts/Other/

- Add Patches to ACPI in Clover:

+ change EHC1 to EH01 - 45484331 - 45483031

+ change EHC2 to EH02 - 45484332 - 45483032

+ change HDAS to HDEF - 48444153 - 48444546

image.thumb.png.75ded902ddc6e409ca3db62c30144f66.png

 

image.png.9813606332e31661d6d35a414d9795e4.png

 

 

- Patch SSDT-UIAC.aml

+ Using IORegistryExplorer.app or another check device-id [email protected] -> Compatible. My device-id id 8086-8c31

image.thumb.png.9518441cdc1ccdae45da1db5bba8afa5.png

 

 

+ Using MaciASL.app to open my SSDT-UIAC.aml was attached in this post. And change it if you have another id

image.png.d7aa21d8b2fff4d5b93e4be9246c1039.png

 

 

+ Copy SSDT-UIAC.aml to /EFI/CLOVER/ACPI/patched/

 

- Reboot

- And Using IORegistryExplorer.app to check and plugin your usb key. Just like image below

image.png.52474bc48fdcd8f00864e69bb2d1e7dc.png

 

Special thanks to Apple, Jack Lo, RehabMan, and all who help for this content.

 

SSDT-UIAC.aml.zip

 

 

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