Install MacOS loading with Apple Logo and stuck with cursor and grey screen

Model : DELL Latitude 7480 Normal varient ( Non Touch, Non Backlight Keyboard with Fingerprint )

CPU : i5 7200U

GPU : intel UHD 620

WIFI : Intel Wifi + Bluetooth

I got the same specification as Lovely XPP and I used his EFI. After Opencore bootloader up and choose the install mac then loading with Apple Logo and stuck with cursor and grey screen after loading finished. Which part should I mod? Please help !

EFI: https://github.com/Lovely-XPP/Dell-Latitude-E7480-Hackintosh