Dell 5491: failed to install Big Sur 11.0.1 via usb installer

[kai wang]

Hello ,

below is detail hardware configure for laptop dell 5491.

Bios: 1.11.1
CPU: i5-8300H @2.3G
Memory: 16G DDR4 2666MHZ
Mainboard: DELL 0NFNN4 (CM246 Chipsets)
SSD: Toshiba 256G NVME (primary)
HDD: SATA ST1000LM049 (second)
Sound: Realtek ALC256
Lan: Intel I219LM7
Wireless/Bluetooth: Qualcomm QCA61X4A 802.11AC
TrackPad Hardware ID : ACPI\VEN_DELL&DEV_0818 (I2C HID )
Current System : Win10 + MacOS ( Catalina 10.15.7 )
I want install big sur 11.0.1 to replace Catalina 10.15.7 system .

I had been download olarila images ( olarila+bigsur.raw ) and EFI OpenCore Notebook Serie 100.200 zip files .

Then i use above two files to premade USB installer .
Finally ,I find out that system always stay in “ apfs_module_start:2436:load  com.apple.filesystems.apfs.v1677.50.1 , apfs-1677.50.1 2020/10/30”this interface .

Attachment is my EFI file which is in usb installer ( opencore 0.6.3) and picture which is always stay in interface  .

blow is result file (Send me MacBook-Pro.zip) after run runme.app

https://mega.nz/file/fJMwhJKQ#phd3LfrpLROxzXTg4YcbE7a1VqwhlCwCnQahCYwjKS0

Please help me and give some suggestions.

Thank you .

 

always stay in this interface.jpg.zip config.plist.zip

[MaLd0n]

try config.plist.zip

[kai wang]

Hello ,

i try use this config.plist file which from you .

then i find out that system always stay in “ 

com.apple.recoveryosd: Task [/system / installation /CDIS/mountrecursive]

2020-11-22 07:07:24 188 mountrecursive Loweset  level disk is not mounted " under this interface.

then computer will automatic reboot after about 3 minutes.

By the way ,

There aren't CFG LOCK option and CSM option in my laptop Bios .

 

stay in this interface for about 3 minutes,then automatic reboot computer .jpg.zip

[MaLd0n]

no idea bro

check google if other people have same problem and solution