How to update the Mercedes Benz AK500 AK500+ key programmer firmware, easy few steps. Update Steps: 1. AK500 Hardware Update: With ” Firmware Update ” Entry, With “Read ID” to Read out the Serial number AK500 and “ Save ID ” , save it as a “TXT” Format, and sent to us 
2. Click the ” Update ” , Load the .bin File From us to update the Firmware 3. Waiting till update success
2. Click the ” Update ” , Load the .bin File From us to update the Firmware 3. Waiting till update success 
