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Like a USB problem. Did you plug in any external keyboard devices? Try some new USB interface, or close the UEFI-Quirks-ReleaseUsbOwnership-no in the configuration file

And this ResizeAppleGpuBars cannot be -1

Try this.

Try booting with thin provisioning

Stuck in the touchpad driver, try disabling VoodooI2C.kext, VoodooI2CHID.kext

What type of computer do you use, use my latest EFI to try, if the CPU core number is not correct need to be modified, hard disk can not be Hynix, must be replaced

Ok, it's been updated for use now

I remember using NootedRed, the model needs to be set to SMBIOS MacBookPro16,3 MacPro 7.1, and NootedRed must be canceled first when installing

This is the EFI I'm using, streamlining some unnecessary Settings and improving stability Only Ventura 13.3+ is supported

@ExtremeXT has joined voodooi2b.kext in the latest EFI released by github, and the touchpad has worked successfully. The following Settings need to be modified

你首先要把USB相关的驱动去掉，这两个机型USB接口都不一样，不能直接套用，要根据DSDT里的路径修改

Only Macos13.3 can be installed. ExtremeXT is also available, installing systems under 13.3 https://github.com/ExtremeXT/Lenovo_Legion_5_Hackintosh

You can try it. It should work

Successfully upgraded to 13.3, kernel patch has changed, I modified according to the previous patch, stable use

Yes, you can use EFI published in ExtremeXT, if this doesn't work, follow kalkmann's method to disable XHC1, the principle is to disable one of XHC1 and XHC0

Yes, thanks to his help

Thank you all for your efforts, disabling XHC1 according to @kalkmann's method, successfully getting rid of GenericUSBXHCI.kext, this is another great breakthrough, Legion 5 can finally be used and installed normally after many difficulties, thank you

I have tried many methods that have not worked, only to know that the system can be probabilistically guided to success, most of them are stuck. It may be that IOUSBhostfamily is incompatible with EC, USB power controller of AMD laptop. You said that you could successfully enter the system every...

Are you using this published EFI? Try disabling AmdTscSync.kext and configuring UEFI-Quirks-TscSyncTimeout (525000). Can you start the installer without GenericUSBXHCI.kext? What kind of wireless card are you using? I suspect that the probability of successful startup may be caused by the...

My previous post released a kernel patch for Ventura support