Mhi2-kr-au57x-s0035

: This denotes the Region , specifically Korea . Firmware versions for other regions would use different codes, such as US (North America) or ER (Europe/Rest of World).

This firmware is commonly found in facelifted Audi models produced between 2015 and 2018, such as the and Audi A7 (4G) . Understanding the Firmware Code Breaking down the string reveals the system's identity: mhi2-kr-au57x-s0035