Lenovo Legion 5 15ACH6H OpenCore Configuration

Supports macOS Ventura 13.4

OpenCore Version: 0.9.3 (DEV)

Table of Contents

• Specifications
• BIOS Setup
• What's Working
• What's not Working
• SSDTs Used
• Credits
• Screenshots

Specifications

Type	Spec	Status
Model Name	Lenovo Legion 5 15ACH6H	✅
CPU	AMD Ryzen 5 5600H CPU @ 3.30GHz	✅
RAM	16 GB 3200 MHz DDR4	✅
Internal Graphics Card	AMD Radeon Graphics (iGPU) (Renoir/Cezanne)	✅
External Graphics Card	NVIDIA GeForce RTX 3060	❌
Wi-Fi	Intel AX200 Wi-Fi 6 (802.11ax)	✅
Ethernet	Realtek RTL8111	✅
Audio	Realtek ALC 257	✅

BIOS Setup

Unlocking the advanced BIOS menu

• Step 1. Format a USB as FAT32
• Step 2. Download SmokelessRuntimeEFIPatcher
• Step 3. Place all of the files in SREP.zip in the root of the flash drive
• Step 4. Download the Legion 5 <2022 SREP Config
• Step 5. Place the SREP config in the root of the flash drive named SREP_Config.cfg
• Step 6. Boot from the newly made USB drive and wait for the laptop to reboot into the patched BIOS

Disabling XHCI1

With the patched BIOS loaded follow these steps to disable XHCI1:

• Step 1. Head to the AMD CBS menu
• Step 2. Open FCH Common Options
• Step 3. Enter the USB Configuration Options submenu
• Step 4. Find XHCI1 Controller Enable
• Step 5. Set to Disabled
• Step 6. Hit F10 to save your changes and reboot

Increasing iGPU VRAM

• Step 1. Enter BIOS and enable "Switchable Graphics"
• Step 2. Go to the configuration menu
• Step 3. Find iGPU VRAM size (Default is 512MB)
• Step 4. Set to 1GB or above (recommended by NootedRed)

Making the OpenCore USB

• Step 1. Download all of the files from this repo
• Step 2. Format a USB drive as FAT32
• Step 3. Drag & Drop just the "EFI" folder from this repo into the root of the USB drive
• Step 4. Boot from the USB
• Step 5. Profit??

Making a macOS Installer

Follow the instructions from Dortania's guide.

What's working

Type	Status
Turbo boost and CPU frequency stage	✅
AMD Radeon Graphics (1GB)	✅
Audio Realtek ALC 257	✅
Realtek Ethernet RTL8111	✅
Intel AX200 Wi-Fi, iMessage...	✅
USB 3.0 and Type-C (with Port Map)	✅
Touchpad (14 gestures are working)	✅
Battery status	✅
Camera	✅
Shutdown / Reboot	✅
Fn shortcut keys	✅
Brightness control	✅

What's not working

Type	Info	Status
HDMI	Broken in NootedRed	❌
Airdrop, Sidecar	Intel Wi-Fi Doesn't Support	❌
Sleep	Broken in NootedRed	❌
CPU Power Management	Causes crashes on Ventura 13.4	❌
Graphics glitches under load	Issue with NootedRed	❌

SSDTs Used

Note: Most SSDTs here were generated by SSDTTime

SSDT	Info
SSDT-ALS0.aml	Creates a fake Ambient Light Sensor for keyboard backlight.
SSDT-EC.aml	Creates a fake EC for macOS.
SSDT-GPU-DISABLE.aml	Disables the GeForce RTX 3060.
SSDT-HPET.aml	Fixes IRQ conflicts in HPET.
SSDT-I2C.aml	Fixes trackpad nodes.
SSDT-PLUG-ALT.aml	Adds CPU ACPI entries for macOS.
SSDT-PLNF.aml	Fixes backlight control for NootedRed.
SSDT-USBX.aml	Injects USB power management.
SSDT-XOSI.aml	Spoofs macOS as Windows to enable ACPI features.

Credits

Kalkmann | Created a reference EFI for the AMD version of the Legion 5.
ExtremeXT | Created the patches to make this possible.
Dortania | Created the awesome OpenCore guide.
Acidanthera | Created most of the kexts.
NootInc | Created most of the AMD kexts (including NootedRed).
OpenIntelWireless | Created Intel Wi-Fi + Bluetooth kexts.
Lunarixus | Created some of the SSDT patches.

Screenshots