When I open XDVCI Update V3.3 to run Xentry diagnosis VCI Update, it gave me error: connect device error: ping failed 192.168.4.1. I have VXDIAG Benz C6 with Xentry Diagnosis 12 / 2020.
Look at this error screenshot:
Obd2tool.com engineer gave the solution:
Connect your device to the car and the computer
Go to www.vxdiag.net to download and install the latest version of vx manager 1.84 software
Install the “XDVCIUpdate-20210221.exe” file by downloading from the mega below: