ThinkPad X1 Carbon Gen 4

ThinkPad X1 Carbon Gen 4 running macOS (OpenCore bootloader)

ThinkPad X1 Carbon Gen 4

DISCLAIMER:
This repo is based on simprecicchiani’s T460s repo, but with some modification it’s now fully working on X1C4s.
Read the entire README before you start. I am not responsible for any damages you may cause.
Should you find an error or improve anything — whether in the config or in the documentation — please consider opening an issue or pull request.
If you find my work useful, please consider donating via PayPal. It would mean a lot to me.

Introduction

My Hardware 💻
Model Thinkpad X1 Carbon Gen 4 20FCS0TR0U
Processor Core i5-6300U (2C, 2.4 / 3.0GHz, 4MB) vPro
Graphics Integrated Intel HD Graphics 520
Memory 8GB Soldered 1866MHz DDR3, dual-channel
Display 14″ Full HD (1920×1080) IPS, non-touch
Storage Samsung Evo 980 PRO 256GB NVMe SSD
Ethernet Intel Ethernet Connection I219-LM (Jacksonville)
WLAN Bluetooth 11ac BT, Intel® Dual Band Wireless-AC 8260NGW, 2×2 card
Camera HD720p resolution, low light sensitive, fixed focus
Audio support HD Audio, Conexant CX11852 codec, stereo speakers 1Wx2, dual array microphone, combo audio/microphone jack
Keyboard 6-row, spill-resistant, multimedia Fn keys, LED backlight
Battery Integrated Lithium Polymer 4-cell (52Wh)
Hardware compatibility 🧰

Installation

How to install macOS
Enable Apple Services
How to update the bootloader

Post-install (optional)

Enable Intel WLAN cards
Enable non-natively supported Broadcom WLAN cards
Fix NVMe power management
Custom CPU Power Management
ThinkPad Dock USB ports mapping

Other tweaks

Enable HiDPI
Enable multimedia keys, fan & LEDs control
Use PrtSc key as Screenshot shortcut
Add Apple Watch authentication to sudo
Monitor temperatures and power consumption
Faster macOS dock animation
Boot process tweaks
BIOS Mod

Status

What’s working ✅
  •  CPU Power Management ~1W on IDLE
  •  Intel HD 520 Graphics incuding graphics acceleration
  •  USB ports
  •  Internal camera working fine on FaceTime, Skype, Zoom and others
  •  Sleep / Wake / Shutdown / Reboot
  •  Onelink Port with Intel Gigabit Ethernet support
  •  Wifi, Bluetooth, Airdrop, Handoff, Continuity, Sidecar wireless some functionalities may be buggy or broken on Intel WLAN cards
  •  iMessage, FaceTime, App Store, iTunes Store Please generate your own SMBIOS
  •  Speakers and headphones combo jack
  •  Battery management
  •  Keyboard map and hotkeys with YogaSMC
  •  Trackpad, Trackpoint and physical buttons all macOS gestures working thanks to VoodooRMI
  •  SIP and FileVault 2 can be turned on
  •  HDMI with digital audio passthrough
  •  MiniDP
  •  Micro SD Card Reader slow r/w speed but works
What’s not working ⚠️
  •  Safari DRM Use Chromium engine to watch Apple TV , Amazon Prime Video, Netflix and others
  •  WWAN (needs to be implemented)
  • Fingerprint Reader

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