Ok seems better, i had re-copy your EFI folder in mine replacing files.
Can boot without selecting Nvidia inject in clover option
I had installed Kext for Realtek ALC663 ... but still have no sound ? any idea ?
Here my last send me... always quite big:
https://drive.google.com/file/d/1R5Y5xYZg4crtWagMd5iZG-3IYuYxClig/view?usp=sharing
I'd install wifi via an old D-LINK G122 wifi dongle and it's seems to work
App Store want me to update safari, itunes and security update 2020-002 10.13.6, did i do this or it will screw up everything ?
Have a nice day, stay safe, Thank you