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for sending text messages : 1.go to your message settings and check the message center number to see if it is correct 2. call to your network operator customer care 3. request the message center number... 4.note it down 5. go to message settings>message center number 6. insert the number which is noted by you and save it
1. insert original sim card and turn phone on. 2. Press telephone icon at bottom of screen to bring up the phone keypad 3. Enter 2945#*990# 4. A menu will pop up, select sim unlock 5. Enter your unlock code and press ok 6. The phone will then reboot and the unlock is complete. ku990 support 2g sim after unlock??
Mine does the same thing. But that actually is because my house has terrible signal in certain parts... The best thing to do is to make sure that where you do makes call ect. is somewhere with very good reception..
Something like that tho can't really be helped.. I think this phone is just generally terrible for getting a good signal.
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