OBDSTAR X300 PRO3 Update Process:

 step1:Download the update tool and diagnostic software on www.obdstar.com,and install it.
 step2:After update tool installation completed,click the update tool software icon on desktop to run it.

 step3:Click the source menu,choose the program you want to update,click confirm.

step4:Click and select all the software then clik”update”.And wait for several minutes then the updating finished.