My c3 2017 sat nav Android not connecting to the screen after loads of telphone emails promised it would be resolved , needs software update (which garage said they had done)so as a oap a e-mail was sent how to put soft ware in haha (that is Chinese to me) , so they dicided there was no more they could do . this is My 3 rd citreon car, I would not recommend after care service from main dealership as not resolved and no reason why sat nav screen just stopped working