I use da_beidl 's efi in #569 on my xps13 9343 with QHD.Brightness work .And audio can work if Ubantu(I boot ubantu from a usb storage) boot before Catalina.It may a solution.
Hi guys,I have a xps13 9343 with UHD Screen.Now I can enter the macOS (10.13 17A365 ).
But I found I can't set 128mb for graphic .
I use the code setup_var 0x183 0x3 or 0x4 in UEFIshell,but it still 64MB in bios info.
is something wrong? i can't open the BIOS update download from Dell.
And...
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