Bios Backup I am looking for bios for 820-01069-B EMC 3068

[mario74]

Laptop Model

iMac 21.5 2017

PCB Number

820-01069-B

Bios Size in MB

nn

Bios Type

Main, EC

hi everyone I need the bios for 820-01069-B EMC 3068 is an iMac 21.5 2017, can you help me