Once you get a iphone from abroad it will not work with your network you Unlock your Iphone by different procedure and methods like form ultrasnow and unlock the iphone Via Cydia commonly known as jailbreaking iphone


These can be done very easily but the most important thing is that you need to have a Live internet connection or Wi-Fi out there.but we are not able to unlock iphone if there is no internet connection so  what is the solution. now iphones can be unlocked offline too that means you need to install a Ultrasnow offline . which is very complicated compares to online because it will ask the permission to access to iphone file0system and file-permission.

for this purpose you dont need any internet connection or Wi-Fi network and you just need to install a Offline Ultrasnow  and its s utility progeam which is called as the UltraPusher . UltraPusher allows a iPhone user to install MobileSubstrate and Ultrasn0w offline using any Windows based system and for this purpose your iphone should be connected with the System using a USB cable so that the Utility program ,UltraPusher can push or inject the required files to it automatically..

So i have managed a Complete Tutorial to Unlock iphone offline without any Internet connection or Wi-Fi coverage..
Here how it is done..

• Intall Ultrapusher and Run UltraPusher on your system



• You must Connect your iPhone to PC via USB cable
• Click ‘Mobile Substrate’ button to install it on your phone



• Reboot your iPhone as instructed
• and then  click ‘Unlock’ button to install ultrasn0w on your phone
• now Follow the instructions on the screen and reboot your phone TWICE



• Now Ultrasn0w is installed to your iPhone and its is done and is unlocked
  
• You are done.

Once your iPhone is unlocked, you can try any network carrier’s SIM card and use it without any problem. [via]