update https://github.com/teddytaod/mac-os-thinkpad-x250-T450-OpenCore

download the newest efi go to https://github.com/teddytaod/mac-os-thinkpad-x250-T450-OpenCore/releases

Mac-Catalina-Thinkpad-x250 beta 2

Known issue

       The wireless network card and Little Red Riding Hood do not work.

       The touchpad buttons are not working properly.

Installation suggestion    

       Clover BootLoader v2.4k_r4967 or higher
       
       Lilu 1.3.6 or higher

BIOS Settings （thinks to Janolan https://github.com/Janolan )

  The BIOS must be properly configured prior to installing MacOS.

  In Security menu, set the following settings:

 Security > Security Chip: must be Disabled,
 Memory Protection > Execution Prevention: must be Enabled,
 Virtualization > Intel Virtualization Technology: must be Disabled,
 Internal Device Access > Bottom Cover Tamper Detection: must be Disabled,
 Anti-Theft > Current Setting: must be Disabled,
 Anti-Theft > Computrace > Current Setting: must be Disabled,
Secure Boot > Secure Boot: must be Disabled.
In Startup menu, set the following options:

UEFI/Legacy Boot: Both,
UEFI/Legacy Priority: UEFI First,
CSM Support: Yes.

Thanks to

    RehabMan https://github.com/RehabMan         Janolan https://github.com/Janolan

I am NOT responsible for any damage or loss of the file, or any hardware damage.

已知问题

无线网卡和小红帽不工作，解决方法，购买支持的网卡或用有线网卡。

触摸板按键不正常。

安装建议

clover BootLoader v2.4k_r4967 或更高
lilu 1.3.6 或更高

BIOS 设置 见英文

感谢

RehabMan https://github.com/RehabMan

Janolan https://github.com/Janolan

免责说明，本人不承担任何责任，如果文件损坏或丢失，或者任何硬件损坏。