Dell-Optiplex-3046-MFF-hackintosh-EFI

Modified from: https://bbs.pcbeta.com/viewthread-1883242-1-1.html

Tested on: macOS Catalina&Big Sur with Opencore: 0.7.6

Dell Optiplex 3046 SFF hardware configration:

CPU: Skylake-S Core I5 - 6500T

GPU: Intel(R) HD Graphics 530

RAM: 2* 8 GB DDR4- 2133

Audio card: Realtek ALC255 @ Intel Sunrise Point PCH

Ethernet: Realtek RTL8168/8111

Wifi&Bluetooth: Intel(R) Dual Band Wireless AC 8260 with Blutooth 4.2

Installation instruction:

1. Bios setting:
   • Resert to default
   • setting -> general -> Boot Sequence -> Boot List Option -> UEFI
   • setting -> general -> Advanced Boot Options -> UNCHECK Enable legacy Option ROMS
   • setting -> video -> promary display -> Intel HD Graphics
   • setting -> secure boot -> secure boot enalbe -> disabled
   • Setting -> virtualization support -> vt for Direct I/O -> UNCHECK Enable VT for Direct I/O
2. CFG Unlock:
   • Tool: BOOTx64.efi-For CFGLock under folder EFI->BOOT
   • Rename BOOTx64.efi to a sepcific file name
   • Rename BOOTx64.efi-For CFGLock to BOOTx64.efi
   • Copy whole EFI folder to a FAT32 formate USB stick
   • BOOT from USB
   • setup_var 0xAF 0x0
3. Increase graphic card memory size
   • setup_var 0x350 0x4 (128MB)
   • OR setup_var 0x350 0x2 (64MB)
4. Use the original BOOTx64.efi when CFG Lock and graphic card memory size action done

What does NOT work:

• Hibernation - When backing from Hibernation display has no output
• Airdrop
• Sidecar

Log:

2022-08-20

• Fix shutdown restart issue
• Upgrate to adapt Monterey
• Upgrade Opencore to 0.8.3

2025-01-01

• Update README
• Upgrade Opencore to 1.0.3