I got this from the tu forums
What you need to do is go to the phone and put in the ##3282# enter in your MSL press edit and enter the MSL in again. Press advanced and change the first three things (all 3 vocoder's) to 4GV. Reboot and you'll notice the change later if not instant.
What you need to do is go to the phone and put in the ##3282# enter in your MSL press edit and enter the MSL in again. Press advanced and change the first three things (all 3 vocoder's) to 4GV. Reboot and you'll notice the change later if not instant.
means alot!