Some Tesla owners are unintentionally buying expensive software upgrades through the automaker's app which range from $4,000 to almost $10,000 (approx. Dh37,000) and they are facing trouble getting refunds. The issue was noted by Tesla owner Jon McLaughlin was surprised when his wife called to tell him that she was now able to use some Full Self-Driving features on their Model 3, even though they didn't buy those options, reports ...