Hi, you first have to download the autel max pc suite,on your computer ,you need to have internet you must register the 501 ,if that is done correctly you can link it up to your computer to update your device if there are updates
Hi, you first have to download the autel max pc suite,on your computer ,you need to have internet you must register the 501 ,if that is done correctly you can link it up to your computer to update your device if there are updates