Lenovo T440 Whitelist removal

Hello,

could you please help me with WL removal:

- Manufacturer: LENOVO
- Model: ThinkPad T440
- BIOS revision: 2.30
- BIOS Type: UEFI
- BIOS Download Link: http://download.lenovo.com/ibmdl/pub/pc/pccbbs/mobiles/gjuj17us.iso

Thanks in advance
Brian