MOBILE Z550I SONY ERECTION

It may be due to network lock,
you can unlock it and switch over to another network , you can get unlock codes here http://www.prounlocking.com/sony-ericsson-z550i/rs8wp9/
you need to specify the country and network provider

i have also NKTEL A500 china mobile and i have airtel sim card,how can i connect to the internet(GPRS)?.Please Help me

Internet Settings:

1. Connection Name: Airtel Live!
2. Data Bearer: GPRS
3. Access Point Name: airtelfun.com
4. Username:
   
5. Prompt Password: No
6. Password: < blank >
7. Homepage: http://live.airtel.in
8. Connection Security: Off
9. Session Mode: Permanent

contact customer care and ask how to recieve settings for GPRS
then activate gprs by sending this sms GPRSACT to 222 if you have airtel sim . for settings sms MO to 52567 .

This mobile does not have GPRS

u have sand a sms on the compnay of sim card they will sand u a setting

my handset is nokia N70. i use airtel gprs on mobile. i connect mobile with nokia pc suit on computer. but internet not start on pc. please send me setting for pc

how to start the gprs in the k750i . i am angry now because you r not telling me how to start .

first of all take another sim
and insert in mobile
if the same problem occurs
check the phone imei number
if there is an ??????? in imei number
this is a power ic problem

first check your internet setting at your pc must have windows xp installed  go to the network connection then click view Network Connections then click at network taskbar to create a new connection then a connection wizard begin click next then connect to the internet then next click set up connection manually click next connect using dial up modem next select the modem better is the com3 or com4 port if it is com6 port then click it next isp name-airtel next it will ask your phone number .
       
             Go to your phone then menu,setting,connectivity,datacomm,data account,MO or mobile office, more, account information and remember your external ID no it
 may be 2 or 1 back to connectivity,datacomm,data account,MO or mobile office,edit,apn edit in small letter no space airtelgprs.com. Save it. username leave empty Save it.password leave empty login request off, allow calls automatic back to menu,setting,connectivity,internet setting,internet profile, MO or mobile office,more,setting,connect using MO or mobile office, use proxy no,save back to menu,setting,connectivity,internet setting, internet profile, MO or mobile office,more,advanced,change homepage, name,MO or mobile office, adress-http://www.google.com save it.You could acess service from your phone menu,
setting,connectivity,internet setting,search if it work then ok or else contact customer care.

               Back to pc at phone number enter *99***your external id(1or2)*1#  next write your name,password next tick addshortcut to this connection to desktop then click 
finish.

              Then connect to the usb cord to pc from phone put it in phone mode and 
 click the airtel shortcut on desktop and hit the dial button.  your pc will connect to
internet.