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iPhone 4 5.1 Unlock: Reliable Methods That Are Safe To Use

The latest iOS 5 operating system is pretty popular with all the bells and whistles and that is why iPhone 4 5.1 unlock is all the more important. When there is a new iOS version available, why do you have to restrict yourself to some old iOS versions, missing out on the new features? Apple mainly pushes iOS updates to patch security exploits that pave the way for jailbreaking and unlocking. However, each iOS version offers significant new features and just because you enjoy jailbreaking and iPhone 4 unlocking, you don’t have to just dream about those features. iPhone 4 unlock is now available for an iPhone 4 5.1 unlock and it is up to you to choose the right unlocking method suitable for you.

iPhone 4 5.1 unlock using GeveySIM

iPhone 4 5.1 Unlock The hardware based unlocking methods are quite popular for some time and people find it much easier to use Gevey SIM unlocking kit rather than trying their luck with free software. This is not a guaranteed way to unlock iPhone 4, but if you are ready to spend a few hundred dollars to use your favorite network carrier, then you can give GeveySIM unlock a good try. Even though the success rate is fairly good, this unlocking method can’t be recommended for all because it has baseband limitations.

As you know, when you upgrade to a newer iOS version, your firmware baseband will also get upgraded. Gevey SIM supports limited number of basebands like 01.59.00, 02.10.04, 03.10.01 and 04.10.01. Currently, Gevey SIM is found to work on 4.x.x versions. If your iPhone 4 is old and it is running on lower basebands, you have a good chance of jailbreaking and unlocking it using Gevey SIM. Now, Gevey SIM is also found to support 5.x.x firmware versions, provided you are able to preserve the baseband.

To use Gevey SIM on iPhone 4 unlock on 5.1, you need to have your device already unlocked using Gevey SIM. Then, you have to use Redsn0w to put your device in Pwned DFU mode so that you can upgrade iOS to 5.1 without upgrading baseband. This unlock will only work if you have one of the supported basebands and you previously jailbreak your iPhone 5.1.

iPhone 4 5.1 unlock with Ultrasn0w 1.2.5

Not many people are interested in hardware based jailbreak and unlock solution and that is why Ultrasn0w unlock is popular. iPhone 4 5.1 unlock can be enjoyed for zero cost if you choose free jailbreaking and unlocking methods. If you don’t mind risking your iPhone, then the free methods can be used for unlocking. These free methods are fairly simple to use once you understand the instructions and iPhone 4 unlock process. The latest Ultrasn0w 1.2.5 can unlock iPhone 4 on 5.1, but you should have one of the supported basebands on iPhone 4.

You need to install iOS 5.1 firmware on iPhone 4 without upgrading baseband.
Use Redsn0w or Sn0wbreeze to put your iPhone 4 in Pwned DFU mode to update to iOS 5.1 using custom ipsw firmware. At any cost, you should not use stock iOS 5.1 firmware on iPhone 4 because this can result in baseband upgrade.
Jailbreak iPhone 4 on 5.1 using Redsn0w or Sn0wbreeze depending on your choice. If your iPhone is not activated on locked carrier, then choose Hacktivate option during jailbreak.
Jailbroken iPhone 4 will have Cydia on SpringBoard and tap on the icon to open it.
Go to Sources and Tap on Manage.
Add http://repo666.ultrasn0w.com if it isn’t already added. If you haven’t unlocked iPhone 4 earlier, you may have to do it now.
Step 7: After Source is updated and refreshed, tap on Search and type Ultrasn0w.
Download and install Ultrasn0w.
Insert a new or unsupported SIM card in iPhone 4 and reboot to check for unlock iPhone 4 on 5.1.

Reliable and trustworthy iPhone 4 5.1 unlock uses computer software

There are controversies surrounding Gevey SIM unlocking method because the carrier lock is software based. The free iPhone 4 unlock provided by Ultrasn0w is not extremely reliable, especially because Ultrasn0w can be used only on specific firmware and baseband. The success rates of these unlocking methods are not widely known because many users constantly report about different problems they encounter while unlocking. There is no support team to actually walk you through unlocking when you use the free methods.

Reliable and trustworthy iPhone 4 unlock methods rely on computer based software. Experts too suggest that you should use software unlock and get a commercial product so that there is a technical support team to always help you. Moreover, with computer based software, you can complete iPhone 4 5.1 unlock in a few minutes without worrying about firmware or baseband.

IPhone 4 Unlock 5.1: Using The Safest Method Of Unlocking

The ability to perform an iPhone 4 Unlock 5.1 is commonly searched by iPhone users because the carrier imposed restrictions are just too much. If you enjoy traveling to other countries, you should be prepared to pay a hefty fee to your SIM locked carrier to use iPhone 4 with 5.1 firmware in other international destinations. The cheap voice and data plans provided by network provider in your state can’t be used as your iPhone is locked to your SIM card. Fortunately, the hacking teams have found a way to iPhone 4 Unlock 5.1 so that you can use the device in any SIM card. This means that you can easily insert a local prepaid SIM card in any country and enjoy the savings.

IPhone 4 Unlock 5.1 Using Computer Chips

The SIM lock provided by Apple is mostly software based locks and the network providers are supposed to give you the iphone 4 5.1 unlocking code when you ask for it. However, network carriers enjoy the exclusivity deal and AT&T won’t give you any unlocking code when you ask for it. You may have to use the SIM contract for a minimum of two years to unlock your iPhone 4 iOS 5.1 using the network provider. So, people resort to simple way to unlock using computer chips. You have to buy this chip unlocking kit from a local vendor and place the chip at the right place to unlock it. This chip will bypass the checking that is done by your iPhone to check for locked carrier provider. There is of course risk involved in this method because you need to use the right chip at the right place; otherwise, you will risk damaging your iPhone 4 hardware.

IPhone 4 Unlock 5.1 Using Software Based Unlock

Software based unlocking method is known to be the best way to unlock 5.1 iPhones. To use this software unlocking method, you simply have to download the software and follow the instructions. The popular software unlocking tool Ultrasn0w was developed by iPhone Dev Team. The jailbreaking tool Redsn0w is updated for every iOS version released by Apple, but the unlocking tool doesn’t support all iOS versions and firmware basebands.

iPhone 3G, 3GS and 4 can be unlocked on firmware 5.1 by jailbreaking the device first. The baseband upgrade that comes with iPhone 4 5.1 is not unlockable and so, jailbreak results in iPhone with 06.15.00 or 04.11.08. This baseband can be unlocked using Ultrasn0w, but you can’t downgrade baseband after upgrading it. So, when you have an issue with unlocking 5.1 iPhone hardware, the people at the Apple store can easily find out about your unlocking efforts and so, warranty will be voided automatically. It is possible to salvage the situation if you have already saved SHSH blobs for the older baseband. If you haven’t don’t it so far, you can’t do it any more as Apple has stopped signing basebands below 4.3.5.

To use Ultrasn0w, you must first use Redsn0w to jailbreak the device on 5.1 without upgrading baseband. It is best to avoid upgrading to 5.1 using iTunes and let Redsn0w take care of custom building ipsw firmware file. Once the firmware file is built, you can launch iTunes and restore iOS to custom cooked 5.1 ipsw file. The jailbreak provided by Redsn0w is untethered jailbreak and so, you are in for a treat with this unlock iphone 4 on 5.1 as there will be no need to look for tethered boot utility for booting your iPhone later. After Cydia is installed, search and add Ultrasn0w repo and proceed to install the software.

The software based unlock is risk free compared to computer chips, but upgraded baseband can result in some loss of functionality as 06.15.00 is actually iPad baseband. There is no guarantee that the unlock will work flawlessly and if you run into errors, you have to find a way for iPhone 4 5.1 unlocking with those errors on your own. However, when you are stuck in the middle of jailbreaking or unlocking and can’t get out of recovery or DFU mode, you can always use iTunes to restore to the latest iOS version. You should know that this can result in firmware version and baseband that can’t be jailbroken or unlocked.

Best Way For IPhone 4 Unlock 5.1 Process

When you are looking for software based iphone 4 unlock with 5.1 solution, it is better to find a provider who can take some responsibility. Rather than crossing your fingers while running the software, you can use the computer software and actually come back to check an unlocked phone later. There are numerous computer based software solutions available on the internet and most of them are scams. We have tried using several software and we have identified the one that is used by millions of users worldwide to iPhone 4 Unlock on 5.1 and later versions. When you use this computer software to iPhone 4 Unlock 5.1, you can jailbreak and unlock the device effortlessly in a few minutes.

iPhone 4 Unlock 2.10.4 – Best Methods To Accomplish It

If you are lucky enough to be the owner of the awesome Apple iPhone 4 device, then you are probably going to want to know how to iPhone 4 Unlock 2.10.4 in a safe manner. The process of unlocking iphones is very challenging unless you have the right knowledge and instructions on how to unlock iPhone 4. The features of using an iPhone that has gone through the process of being unlocked is quite surprising to most people. Many don’t know the capabilities that an unlocked device has until iPhone unlock forums and jailbreaking websites such as this explain the benefits of unlocked cell phones.

The greatest reason that owners choose to unlock their devices is probably the ability to choose their own cellular network provider, instead of being locked to only the original network that produced the Apple iPhone 4. These cellular companies have contracts with Apple and Steve Jobs so that the SIM cards in the phones will only connect to their specific GSM network signal. This obviously doesn’t sound fair, especially if you need to use your phone outside of the country that the service is in. Using worldwide SIM cards in your iPhone is only possible after unlocking it. However, finding a real solution for an iPhone 4 Unlock 2.10.4 is half the battle. The majority of iPhone 4 review websites that sell programs to unlock the iPhone are simply scams. They either sell outdated Unlock iPhone 4 2.10.04 programs, or they repackage some of the unlock iPhone 4 free software download that you can find on iPhone 4 unlock forums. This is why we hope and suggest to use the only reliable solution that we have found for iPhone 4 Unlock 2.10.4. More on this solution at the end of this article!

Benefits of Having iPhone 4 Unlock 2.10.4

iPhone owners decide to jailbreak and unlock their iPhone 4s for many different reasons. We will cover the main benefits of having an unlocked iPhone 4 over a factory iPhone 4

Network Freedom: By unlocking the Sim card in your iPhone 4, you can therefore use it with any cellphone service provider that you need. Different companies have different data plans and prices so it obviously is a good thing to be able to choose among all of the mobile phone companies and not be locked into just one! Aside from getting a better price on monthly cell phone bills, some local networks might not offer unlimited data plans. For example, users who switch from AT&T to a company like T-mobile are able to take advantage of their competitive pricing and unlimited data plans that AT&T doesn’t even offer. iPhone 4 Unlock 2.10.4 also allows you to use dual iPhone Sim cards in the phone to have different calls from personal and business contacts. Business professionals who travel worldwide can have the ability to install any local countries SIM card into their iPhone 4 and not deal with huge roaming fee’s from their original service provider.
Install Free iPhone Apps: During the process of iPhone 4 Unlock 2.10.4, an application called Cydia is installed to your phone. Cydia is used to install thousands of free third party applications that you wont even find in the app store. Jailbreak apps are so much more useful than regular iPhone apps because they aren’t regulated by Apple and limited in their capabilities. They can take full advantage of unlocked 02.10.4 basebands and jailbroken iPhone 4 firmware. Some of these applications are even more popular then regular apps from the iPhone App Store.

iPhone 4 Unlock 2.10.4 As you can clearly see, the jailbreak and unlock process has its huge benefits and you can understand why over one million iPhone 4 users have unlocked their phones.

Using Free Software For iPhone 4 Unlock 2.10.4

Since Apple first released the iPhone 1st Generation in 2007, the iPhone Dev Team has been hard at work producing free jailbreaking software for the iPhone 4 and other models. Here is a list of the most popular free programs for unlocking iPhone 4:

Limera1n – This is used for jailbreaking iPhone’s with popular basebands that are able to be unlocked with the PDF exploit. Jailbreaking with limera1n is a tethered jailbreak that only works for iPhone 3GS models
Redsn0w – The dev team’s most successful jailbreak tool is by far the redsn0w app. It is used to both jailbreak and iPhone 4 unlock baseband 2.10.4. Redsnow hasn’t been used however with newer models due to its high risk of disabling iPhones
Blackra1n – George Holtz created blackra1n and blacksn0w and was the first to answer the question of can you unlock iPhone 4. Blackra1n is only able to unlock Baseband 5.14.02 which is why it this jailbreak tool is not for updated iPhone models.
TinyUmbrella – This program is used to modify custom IPSW firmware files for your specific phone setup. Typically it is used in conjunction with Ultrasn0w 1.2.

Download iPhone 4 Unlock 2.10.4 Software Now

If you are ready to take the next step in unleashing the true power of your Apple iPhone 4, then the next step is to download the right solution for the iPhone 4 Unlock 2.10.4 process. Typically, the best way to accomplish this is spend hours and hours online browsing iPhone Unlock forums and various iPhone 4 unlocking websites. However, we can save you the hassle of ending up with the wrong solution by suggesting to use the same exact software that we have used to unlock a dozen different iPhone models and firmware versions. Visit iPhone 4 Unlock 2.10.4 today!