Sir my brother send me a i phone from us it is not accepting any sim cards . what can i do for accept the sim cards?

You should have received a paper with the security code when you bought the SIM card (and your phone).
If you lost the security code, get the SIM card replaced at the shop.

DEAR SIR,I ENTERD THIS CODE.-#*7337# IN SAMSUNG E250 SGH MODEL.after entered this code my mobile do not accept any sim card.It shows error massage is THE EEPROM HAS RESET. SIR,plz give me solution for regarding that.

sir, nokia 2700 is a problem forn all sim not accepted. pllz sir confim your solution for 2700 nokia

look in the internet for a smart sim or try to unlock the phone

1 - Switch ON your phone with a not Accepted SIM Card,
2 - Phone will ask for "Password",
3 - You can now enter the Unlock Code we send to you.
OR (if phone show "Insert Correct SIM Card")
1 - Switch ON your phone with a not Accepted SIM Card,
2 - Compose : #0111*CODE#

sir i have zong sim my sim is block how to unlock please tell me how to unlock

Settings>Dual SIM settings>Select "Dual SIM open>click OK

IMEI : 354701013587857
NCK : 28645453
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With accepted SIM or Test card, type 2945#*5101# > Menu 555 > Network > Deactivate > and use the generated NCK code to unlock the phone.

Model: Samsung Universal

TEMPORARY UNLOCK:
Put a non-accepted SIM Card and turn it on. Type *#9998*3323#. Press Exit. You will get a new menu. Select Malloc Fail.

In newer phones:
#*7337#
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Model: Samsung SGH-X100

Turn off the phone. Put a non-accepted SIM Card and turn it on. Type *#9998*3323#. Press Exit. Choose menu #7. After phone reboots type *0141# and hit the Call button. Turn off and insert another SIM Card. Turn on. The code is 00000000.

In newer phones:
#*7337#

dear sir, i will pls want you to send me your phones serial no. to [email protected] Once this is done , i will send to you your phones master code.