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Jailbreak iPhone 4.2.7 for Verizon iPhone 4 (Windows & Mac)


How to Jailbreak Verizon iPhone with iOS version 4.2.7 Using Sn0wbreeze or Redsn0w

Warning: Jailbreak at your own risk. Please exercise caution and read the comments, as these jailbreak instructions are not guaranteed to work.

To jailbreak other versions, visit my comprehensive guide for all you need to know about jailbreaking iPhone.

This tutorial contains jailbreak instructions for both Windows and Mac users, using Sn0wbreeze or Redsn0w.

Windows Users

Required:

  1. Verizon iPhone 4
  2. Firmware: 4.2.7 (check your version in Settings » General » About)
  3. iTunes 10.2.2
  4. Download iOS 4.2.7 IPSW (iPhone 4 (Verizon))
  5. Download Sn0wbreeze 2.6.1

Jailbreak Instructions

1. Open Sn0wbreeze and click Next.

2. Browse to the 4.2.7 IPSW software that you previously downloaded.

3. Once the IPSW is verified, click Next.

4. Click Expert Mode.

5. Click Build IPSW.

6. Once you get the “Done!” screen, click OK.

7. Follow the on-screen instructions to put your iPhone in DFU mode.

8. Finally, open iTunes and click your iPhone device name in the left sidebar. Hold down Shift plus click the Restore button on the screen. You should now have a jailbroken iPhone.

Mac Users

Required:

  1. Verizon iPhone 4
  2. Firmware: 4.2.7 (check your version in Settings » General » About)
  3. iTunes 10.2.2
  4. Download iOS 4.2.6 IPSW (iPhone 4 (Verizon))
  5. Download Redsn0w 0.9.6 rc14 (Mac)

Jailbreak Instructions

1. Open Redsn0w, click Browse and select the iOS 4.2.6 file that you previously downloaded.

2. Click Install Cydia and hit Next.

3. With your iPhone off and the USB cable plugged in, click Next.

4. Follow the on-screen instructions to put your iPhone in DFU mode. Your iPhone will restart and be fully jailbroken.

5. Note: This is a tethered jailbreak, meaning you will have to redo the jailbreak each time that you reboot your iPhone. To untether this jailbreak, follow Step #6.

6. Open Cydia and go to Manage > Sources > Edit > Add > Type “http://cydia.pushfix.info” > Touch Add. Search for “Verizon Untether for 4.2.7” and Install. Your iPhone should now be fully jailbroken.

Was your jailbreak successful? Please post questions and suggestions in the comments.

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