How to Update Firmware for MB Pro M6 ?

Steps for updating firmware of MB Pro M6 :
Path 1. C:\Program Files\Mercedes-Benz\SDConnect Toolkit
Path 2. C:\Program Files \ Softing \ Diagnostic Tool Set 8\8.03\Interfaces\DCDI_DPduApi\eCOM_Toolkit
Change names of the three files under path 1 and path 2,
From update_automaticx, update_manualx, and update_specicalx

Update_automatic, update_manual, and update_specical
(Remove the letter “x” at the end of the file name)

Notice :
1.After modifying files’ name, PC will reboot
2.Obd main line should be connected to car or 12v power supply