1. Download https://www.4shared.com/zip/8Gl53vvaei/NkWp8Client_v4501.html
2. Press "Settings" icon and Install or Uninstall Drivers if Needed.
3. Press "Get Info" button & check status of Network Lock
4. Press "Unlock" button.
5. Enter "Key-Password" which is you have received after place order & Press 'Submit' button.
6. Now wait while process finished & Check Sim Lock status.
Strict terms: Do not submit test IMEI. Wrong IMEI no refund.
Order verification may take upto 12-72Hours incase verification required.
sometimes need flash.if you are new person.don't use this service