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![How to Unlock iPhone 4 3GS 4.3.3 with Ultrasn0w 1.2.3 [Tutorial] Empty](https://2img.net/i/empty.gif)
iPhone dev-team has pushed ultrasn0w 1.2.3 to unlock iPhone 4 and iPhone 3GS running iOS 4.3.3 on old basebands. check out all compatible basebands with ultrasn0w 1.2.3 after the jump
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Compatible basebands:
Incompatible basebands :
iPhone 3GS users:
You have to jailbreak your iPhone on 6.15.00 basebands on iOS 4.1 / 4.2.1, you can follow [You must be registered and logged in to see this link.] or [You must be registered and logged in to see this link.] (You may lose your GPS)
Requirement:
You have to jailbreak your iPhone 4 or iPhone 3GS on the latest iOS 4.3.3, you can follow [You must be registered and logged in to see this link.] or [You must be registered and logged in to see this link.]
Step 1: Open Cydia on your iPhone 4 or 3GS, Go to Manage->Sources
[You must be registered and logged in to see this link.]
Step 2: Now tap on “Edit”, then tap on “Add”
[You must be registered and logged in to see this link.]
Step 3: Now search for ultrasn0w 1.2.3 then install it. By installing ultrasn0w 1.2.3, your device became unlocked
Step 4: Finally, restart your iPhone and you should now enjoy an unlocked iPhone 4 or 3GS on iOS 4.3.3.
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[You must be registered and logged in to see this link.]
Compatible basebands:
- 01.59.00
- 04.26.08
- 05.11.07
- 05.12.01
- 05.13.04
- 06.15.00
Incompatible basebands :
- 02.10.04
- 03.10.01
- 04.10.01
- 05.14.02
- 05.15.04
- 05.16.02
iPhone 3GS users:
You have to jailbreak your iPhone on 6.15.00 basebands on iOS 4.1 / 4.2.1, you can follow [You must be registered and logged in to see this link.] or [You must be registered and logged in to see this link.] (You may lose your GPS)
Requirement:
You have to jailbreak your iPhone 4 or iPhone 3GS on the latest iOS 4.3.3, you can follow [You must be registered and logged in to see this link.] or [You must be registered and logged in to see this link.]
Step 1: Open Cydia on your iPhone 4 or 3GS, Go to Manage->Sources
[You must be registered and logged in to see this link.]
Step 2: Now tap on “Edit”, then tap on “Add”
Enter the following repo [You must be registered and logged in to see this link.] then tap on "Add Source" as shown below.
[You must be registered and logged in to see this link.]
Step 3: Now search for ultrasn0w 1.2.3 then install it. By installing ultrasn0w 1.2.3, your device became unlocked
Step 4: Finally, restart your iPhone and you should now enjoy an unlocked iPhone 4 or 3GS on iOS 4.3.3.
[You must be registered and logged in to see this link.]