T480-OpenCore-Hackintosh

Introduction

Hardware

Category	Component	Note
CPU	Intel Core i7-8550U	20L50000MC
GPU	Intel UHD 620
SSD	Western Digital 970 SN750 500GB	Replaced cursed PM 981 which stil doesn't work reliably
Memory	8+16GB DDR4 2400Mhz
Battery	Dual battery
Camera	720p Camera
Wifi & BT	BCM1820A
Input	PS2 Keyboard & Synaptics TrackPad	YogaSMC for media keys like microphone switch, etc. PrtSc is mapped as F13.

Main software

Component	Version
macOS Monterey	12.3 (21E230)
Windows 11	21H2
OpenCore	v0.7.9

Kernel extensions

Kext	Version
AirportBrcmFixup	2.1.4
AppleALC	1.7.0
BrightnessKeys	1.0.2
CPUFriend	1.2.4
CPUFriendDataProvider	i7-8550U
HibernationFixup	1.4.5
BlueToolFixup	2.6.1
BrcmBluetoothInjector	2.6.1
BrcmFirmwareData	2.6.1
BrcmPatchRAM3	2.6.1
IntelMausi	1.0.8
Lilu	1.6.0
NoTouchID	1.0.4
NVMeFix	1.1.0
RTCMemoryFixup	1.0.8
VirtualSMC	1.2.9
VoltageShift	Disabled, 1.22
VoodooPS2Controller	2.2.8
VoodooRMI	1.3.4
VoodooSMBus	3.0.0
WhateverGreen	1.5.8
YogaSMC	1.5.1

UEFI drivers

Driver	Version
AudioDxe.efi	OpenCorePkg 0.7.9
HfsPlus.efi	OcBinaryData
OpenCanopy.efi	OpenCorePkg 0.7.9
OpenRuntime.efi	OpenCorePkg 0.7.9

Before installation

UEFI settings

Security

• Security Chip Disabled
• Memory Protection -> Execution Prevention Enabled
• Virtualization -> Intel Virtualization Technology Enabled
• Virtualization -> Intel VT-d Feature Enabled
• Anti-Theft -> Computrace -> Current Setting Disabled
• Secure Boot -> Secure Boot Disabled
• Intel SGX -> Intel SGX Control Disabled
• Device Guard Disabled

Startup

• UEFI/Legacy Boot UEFI Only
• CSM Support No

Thunderbolt

• Thunderbolt BIOS Assist Mode Disabled
• Wake by Thunderbolt(TM) 3 Disabled
• Security Level User Authorization
• Support in Pre Boot Environment -> Thunderbolt(TM) device Enabled

Own prev-lang-kbd

Either add as a string or as a data ( HEX data (ProperTree) )

Format is lang-COUNTRY:keyboard

• 🇨🇳 | [252] en - ABC --> zh-Hans:252 --> 7A682D48 616E733A 323532
• 🇺🇸 | [0] en_US - U.S --> en-US:0 --> 656e2d55 533a30

etc.

AppleKeyboardLayouts.txt

Secure Boot (Optional)

1. Set Secure Boot to Setup Mode. Secure Boot should be reported as off by UEFI main tab
2. Create FAT32 formatted USB
3. Create EFI folder in the root of the newly formatted flash drive and move there content of SecureBoot/KeyTool
4. Boot flash drive via F12 boot menu
5. Choose Edit keys

6. Start by replacing Signature Database. Select .auth file

7. Do the same for Key Exchange Keys Database (KEK) and Platform Key (PK) in this order
8. Exit and shutdown your machine
9. Boot into the UEFI settings and check if Secure Boot is reported as on
10. Boot you favorite OS with Secure Boot enabled

More detailed information here

! Still quite experimental

Status

What's working ✅

• Battery percentage
• Bluetooth - Broadcom BCM1820A
• Boot chime
• Boot menu OpenCanopy
• CPU power management / performance Now on par with Windows without XTU undervolt.
• FireVault 2 No config.plist changes needed
• GPU UHD 620 hardware acceleration / performance
• HDMI Closed and opened lid. With audio.
• iMessage, FaceTime, App Store, iTunes Store. Generate your own SMBIOS
• Intel I219V Ethernet port
• Keyboard Volume and brightness hotkeys. Another media keys with YogaSMC.
• Microphone With keyboard switch using ThinkPad Assistant.
• Realtek® ALC3287 ("ALC257") Audio
• SD card reader Fortunately, USB connected.
• Sidecar wired Works with 15,2 SMBIOS.
• Sleep/Wake
• TouchPad 1-5 fingers swipe works. Emulate force touch using longer and more voluminous touch.
• TrackPoint Works perfectly. Just like on Windows or Linux.
• USB Ports USB Map is different for devices with Windows Hello camera.
• Web camera
• Wifi - Broadcom BCM1820A
• DRM Widevine, validated on Firefox 82. WhateverGreen's DRM is broken on Big Sur
• Windows 11 boot from OC boot menu

What's not working ⚠️

• Fingerprint reader There is finally after many years working driver for Linux (python-validity), don't expect macOS driver any time soon.

• PM 981 Still unstable.

• Sidecar wireless If you want to use this feature, buy a compatible Broadcom card!

Need help

• Thunderbolt to DP Can't recognize 4k display, but is normal under windows booting via OC.

Credits

https://gitee.com/dhbxs/ThinkPad-T480-OpenCore-Hackintosh

https://github.com/EETagent/T480-OpenCore-Hackintosh

https://github.com/tylernguyen/x1c6-hackintosh

https://github.com/the-darkvoid/XPS9360-macOS