My xperia z1 says no sim no service but checked

Your service provider has to authorize the unlock and they will provide the code. The account has to be out of contract and paid current before they will unlock it.

phone locator on anti ttheft if u have installed

Unless you had it signed up or installed an app, you cant. You can have your service provider cut service to the phone, and that is about it. Is your GPS on?

http://www.wirelesswave.ca/images/phones/637/downloads/Sony-Xperia-Z1-user-guide-eng.pdf
Try this link to download its user manual. It has all details.
Gopakumar Gopalan Google

You could very well have a bad sim card! take your device to your service provider and rthey will exchange free of charge.

Unlocking Sony Ericsson Xperia X8 using IMEI is the easiest services on the market today and because it does not require equipment or training. Complete the Xperia X8 network unlock by locating your phones IMEI number. Submit the IMEI number at "https://www.fastgsm.com/en/account/login/backlink/a6855edb" by registering yourself overthere and they will send you a network unlock code from the mobile service providers network database. When the network code is delivered simply enter it into your locked phone and join the millions that can use any network SIM card.

Limited Networks Supported

This service only supports limited countries and networks. You must know what country and network your phone is locked onto and use the correct service. Please do not purchase this service if you do not see your network listed.

sim code

i forgot my pattern fo my cell phone sony xperia miro . now they ask to answer the question security but i also forgot . what should i do ringt now ? please help me .

Hi ,
To ensure it's a problem with 321 , go to http://www.dvdfab.com/free.htm and download their free HDDecrypter and see wat happens . I have definitely opted for their products since a wile : just do the job fast and perfect . They have free tools , the rest is 30 days free trial .
Regards .

hello i have a sonny ericsson xperia x8 to unlock SIM.
please help me.
IMEI: 012685003974759
IMEI VERSION:55
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