INSTRUCTION on How to JAILBREAK AND UNLOCK APPLE IPHONE 4

It’s the right time I can write this article to explain in How many ways we can Unlock a Factory locked iPhone 4 . In the last few weeks the jailbreaking community has seen quite a few ways to use a carrier locked iphone 4 with other providers without using the general Ultrasn0w Unlock method.

There are three ways to unlock iPhone 4 known till now . I will write down the details of these three known methods below along with the process to Unlock your iPhone 4 . I will also list the merits and demerits of using all the mentioned unlock procedures .

1. Ultrasn0w Unlock : Ultrasnow unlock is a software based unlock for iphone 4 which requires jailbreaking your device using the available jailbreak tools [JailbreakMe-Greenpoison - Limera1n-Redsnow-Snowbreeze-PwnageTool].  for more info you can always ask me here and i will post updates and explainationsMerits :

• DOWNLOAD ULTRASNOW 1.2 iOS 4.2.1 JAILBREAK
  

Demerits :

• Requires jailbreaking
• Only available upto iPhone 4 on baseband 01.59.00 [02.10.04 - 03.10.01 - 04.10.01 not supported] .
• Unlock can be lost with during updating to latest firmware

2. Gevey Sim Unlock : This method works by implementing a hardware unlock procedure in which the Gevey Sim Interposer is used to make calls to a predefined emergency number which is allowed on all locked mobile phones . As soon as the call is made , the interposer with its programmed hack will unlock your device .

VERY EASY TO DO:
1) POWER OFF your IPHONE 4
2) Put the brown piece and then put the sim on top of it then insert it in the phone then turn on
3) wait until a screen pop out with some writing and select ACCEPT
4) Dial 112  ( hang out after only 3 seconds) *don't let it connect the call. only 3 seconds and hang up
5) Go to settings the Turn AIRPLANE MODE ON
6) Turn AIRPLANE MODE OFF and wait for 10 seconds until it finds your service
DONE
* If it don't pick up your service then just keep re-doing step 5 and 6 only




Merits :

• Requires no jailbreaking
• Easy to do unlocking method . No skills required .
• Easily available on Amazon and other online sites .
• Can unlock all basebands and Firmware .

Demerits :

• Expensive Unlock Solution
• Fake Gevey Sim available in the market
• If signal is lost while you are out of network locations like inside elevators or underground , you need to redo the complete unlock process .

3. IMEI Unlock : In this method the provider will take your IMEI number which is unique to every mobile device . This IMEI number will be then put into Apple’s white list , so that the next time you sync your device with iTunes , it will be permanently unlocked .

Merits :

• Official permanent unlock solution
• Unlock is not lost and works exactly like a factory unlocked iphone .

Demerits :

• Very expensive
• Not very reliable as the source of the unlock is not know .