What is the meaning of this switch for mobile phone traffic in China? Data roaming that switch is used for what
That is, after you turn off the software on your phone does not go the flow of the! When you go online and then open the province of traffic! So that you do not play when the software is also chaos go flow!
Roaming is that you left the city to other cities to go, that is, with roaming traffic.
.. after opening to the Internet! After the turn off the Internet can not ... the amount of the wrong question ~ ... also thought you said data switch.