People will always find the need of unlocking their devices especially when they do not have so many carrier options to make. In this case, the need for iPhone software that helps users to unlock their carriers is rising. Especially people with older iPhones such as iPhone 3GS will definitely find the need of finding a suitable unlock tool. In this respect, if you find yourself in this category, then you will be glad to know that Ultrasnow 1.2.8 for iOS 6.1 is now available on Cydia, and it was upgraded in order to offer support for unlocking iOS 6.1 devices.
If you have an eligible device and the respective firmware running on it, then you are ready to start the unlock process on it. According to its developer, the MuscleNerd jailbreak developer, Ultrasnow 1.2.8 for iOS 6.1 is already available for download on Cydia Store. However, if you want to know if you are eligible for running Ultrasnow on your device, you need to see if you find yourself using one of the following devices and basebands. Therefore, for this you need an iPhone 4 with 01.59.00 baseband or an iPhone 3GS with 04.26.08, 05.11.07, 0.5.12.01, 05.13.04 or 06.15.00 baseband.
For those of you who do not know their basebands, you can easily check it by visiting the Settings menu, in the General tab. Open the About section and check the Modem firmware. In this way, you will know what baseband you are currently using on your device.
If you want to use Ultrasnow 1.2.8 for iOS 6.1 in order to unlock your device, you need to start jailbreaking your device first. For this, you have the possibility to choose from jailbreaking with Evasion or with Snowbreeze . Both of them are working just fine, but they offer different conditions. Therefore, after you completed the jailbreak process, you need to run Cydia from your springboard. At this point, you need to add a new source to your Cydia sources. So, when you tap on Edit and the Add button, enter the following repo:
After you add the source, search for Ultrasnow 1.2.8 for iOS 6.1 and start unlocking your device. The operation is simple and easy, and you will need only a couple of minutes. After this, you need to reboot your device. However, before starting the unlocking process using Ultrasnow 1.2.8 for iOS 6.1 available in Cydia Store, you need to create a custom IPSW in order to preserve the baseband.