Go to dialer and enter ##3282#
Select Advanced.
Select Edit.
Enter current code to 686870.
Press done.
Select Slotindex.
Change the 2 to a 7.
Go Back. (Back arrow)
Go Back. (Back arrow) Again.
Phone will re boot.
Go back to dialer and enter ##3282#
Select to Multi Media.
Press Edit.
Enter 686870 and press done.
Select buffer length and change the 07 to 20. You will use back arrow to remove the 07 and enter 20.
Press OK.
Press Done.
Phone will reboot.
Go back to your settings menu, then to general and update the data profile.
You’re done!