Hello good people, i bought a Tesla M3 from 2019 here in Europe denmark, Tesla Will not work on it because it was imported i have installed a new ECU so i Can charge with a CCS adapter but i Cannot charge in Tesla stations which is no problem because i have other options, now i need to change the maps/navigation system so i can navigate her in eu, i am new in this so i am clueless, it also looks like i will have to change the sim card is this something i can do myself?