This is the first untethered jailbreak solution for iOS 4.3.1. There have been other jailbreaks for iOS 4.3.1 but they were tethered and had issues with stability.
Finally, we have a stable and working iOS 4.3.1 solution; actually we have many solutions, as you’ll see below. Big thanks to @i0n1c for his untether, and the iPhone Dev Team for their hard work at making this a reality…
How to Jailbreak iOS 4.3.1
- Recommended method: RedSn0w untethered jailbreak for iOS 4.3.1
- Recommended if you want to preserve your baseband: PwnageTool untethered jailbreak for iPhone 4.3.1
- A little less recommended: Sn0wBreeze untethered jailbreak for iPhone 4.3.1
- Even less recommended: Sn0wBreeze tethered jailbreak for iPhone 4.3.1