Two days back I have bought Sigmatel S4 mobile phone. I changed my dual sim settings to flight mode,...
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Two days back I have bought Sigmatel S4 mobile phone. I changed my dual sim settings to flight mode, but I don't know how to come out from flight mode to dual sim mode as menu is not working. The Phone has become totally useless. Kindly please help me as the user guide is in Chinese.
i have a sinmtel fxd t33i hand set. and airtel sim . my imei number shows invalid after 3 months....
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i have a sinmtel fxd t33i hand set. and airtel sim . my imei number shows invalid after 3 months. what will i do?