@Michael Uribe
Hello,
Please try to go "Amplifier App > Delay > Auto &Maunal> All" to move the fader to the center,
then see if all speakers have sound normally.

@Support Dasaita
Hello, I have tried that but the sound is still only coming from the front speakers.
hello @Support Dasaita, I am having the same issues described above.
I have G13 
@Support Dasaita
Just following up on this issue. I am still experiencing it afer trying your suggestion.
@Michael Uribe
Please go to Settings > About machine and send us a screenshot about the current Build Number and MCU version.
Thank you for your time and cooperation.
@Michael Uribe
Before updating
Please go to Settings > About machine and send us a screenshot about the current Build Number and MCU version.
@Support Dasaita
Hello, below is a screenshot
