xperia t demo cant switch it off

[tipper6969]

I just recieved a new xperia t as i lost my lost one. when i charge the phone or leave it to lock a demo starts to play, I would like to know how to switch it off please!

[Uliwooly · Accepted solution]

Enter this in your dialer.

*#*#73556673#*#*

This will turn off the retail demo.

Don't forget to give Kudos (Click on the half star + )