Problem in Install BigSur on Dell M6800

[vvhhdd]

Hello

I'm trying to install BigSur on my Dell M6800 laptop using opencore. I did set up everything in opencore guide.
The MacOs installer loaded and I made partition ready for install then installer start copying files to disk but after first restart when I choose 'MacOS Installer' option in opencore system will shut down when I turn system on again
opencore do nothing like image that I attached .

sorry for my mistakes in english
please help I stuck in this problem over several months
thank you.

My system :
Model: Dell M6800
CPU: Core i7 4800MQ
Graphics 1: Intel HD 4600
Graphic 2: nVidia Quadroo K3100m
Audio: ALC292
Wifi: 1550

 

[rgjo]

Hello

I post my Efi https://www.tonymacx86.com/threads/dell-m4800-opencore-macos-catalina-efi.306640/
it is for Dell M4800 It's the same machine. and I have the same dw 1555 for wifi and bluetooth =