my mobile is samsung gt-s7262 galaxy star pro but speed is 2g and how can i change the speed to 3g

[balamurugan9344]

My mobile is samsung gt-s7262 galaxy star pro and am using the Airtel sim its 3g speed but my speed is only 2g
how can i change my 2g speed to 3g speed

 

[webworkings]

You need to talk to Airtel about that.