Here’s the easy steps to register OBDSTAR X300 DP PLUS tablet (X300 PAD2/Key Master DP PLUS) key programmer. 1.Turn on obdstar DP PLUS 21-1 2.Select “Setting” in the menu 21-2 3.Select “User information” 21-3 4.Connect the power supply and charge it (Register password appears automatically) 21-4 21-5 5.Complete user information 21-6 Fill in the information in each field (Items with * must be filled). After inputting, ...