bmw icom a2 b c next diagnostic programming tool software with 1000gb expert mode windows 10 version 2021.12

please start the car before using the device,then do the following steps: 1. connect the car with icom or icom a2; 2. .if you need to do programming job, please make sure your laphas 4gb ram at least. not connected 9000 days remaining expert mode with ncs, e-sys and so on .eeay to install...only thing you need to do is insert it into lap .no need dongle the icomprogram will shut off automatically if you have firstly connected the device with the computer directly. connect the icom lan-cable with the computer when the system light sflashing.otherwise,.syi