By using this guide, you will be able to jailbreak iOS 4.3.1 untethered on your iPhone, iPad and iPod touch with Redsn0w 0.9.6. Redsn0w 0.9.6 supports iPhone 3GS, iPhone 4, iPad 1 and iPod touch 3G/4G for the untethered iOS 4.3.1 jailbreak. iPad 2 is not supported as Apple has fixed the exploit on it.
As everyone know that App2SD can't move all apps to SD. So, we will use Move2SD Enabler for each installation .apk can be set automatically in order to move all to the SD memory card (External). So applications that previously could not be transferred to the SD card