Apple iphone5s Telecom Card iOS7 cannot activate imessage and FaceTime

Problem phenomenon

5s Telecom Card ios7.0.3 can not activate imessage and FaceTime for help, cell phone signal has network, that is, can not recognize the local number, can not activate imessage and FaceTime.

Solution

First, it is estimated that your mobile phone card problem, go to the business Hall to change a SIM card or change the operator's card to try, or change the number of cards to try, the general occurrence of this situation is mostly the port version of the machine or the United States version of the machine.
Second, open settings-general-date and time, change to automatic settings to see if you can activate imessage.

Third, try to solve FaceTime, first close the nest bee data, and then turn off the phone, restart, and then activate the FaceTime, successfully activated and then reopen the nest bee data.