I recently applied this jailbreak to my iPhone 4, running iOS 4.3.3.
Note: If you would like to jailbreak any other iPhone version, visit my comprehensive iPhone Jailbreak guide.
This tutorial contains jailbreak instructions for both Windows and Mac users, using Redsn0w.
Windows & Mac Users
Required:
- iPhone 4 or iPhone 3GS
- Firmware: 4.3.3 (check your version in Settings » General » About)
- iTunes 10.4
- iOS 4.3.3 IPSW (iPhone 4 (GSM) or iPhone 3GS)
- Redsn0w 0.9.6rc15 (Windows or Mac)
Jailbreak Instructions
1. Open Redsn0w, click Browse and select the iOS 4.3.3 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.
Was your jailbreak successful? Please post questions and suggestions in the comments.
Jailbreak iPhone 4.3.3 for iPhone 4 & iPhone 3GS (Windows & Mac) is a post from Apple iPhone Review.