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If the Service state is “In service”, it is normal.
9. How to active wireless data connection
The precondition of wireless data connection is that it must install SIM CARD.
a). Enable the option “Data enabled”.
Settings->More…->Mobile Networks.
Enable the option “Data enabled”.
b). Set APN parameters
Settings->More…->Mobile Networks->Access Point Names.
Then select the correct APN. And set the correct APN parameters. Specially, for some
operator’s SIM, it needs to set the user name and password.