How to jailbreak ios 4.2.1 iphone 4 , iphone 3GS/3G on Redsn0w 0.9.7b1

Recently Redsnow 0.9.7b1 released for iOS 4.2.1 iPhone 4,iPhone 3GS/3G.Being tethered jailbroken means that once your iPhone is successfully jailbroken, you’ll need to connect your iPhone to your computer if you ever need to reboot your iPhone or your iPhone loses battery charge.

You can Download before you know that how to setup RedsnOw 0.9.7b1 to jailbreak Untethered iOS 4.2.1

Following ate steps to setup Redsn0w 0.9.7b1 to jailbreak Untethered iOS 4.2.1:

• Step 1:Firstly you need to update your device with iOS 4.2.1
• Step 2:Now you can tap on Cydia and check if your 4.2b3 SHSH blobs saved or not
• Step 3:Now download RedsnOw 0.9.7b1
• Step 4:Now , you must have usbmuxd that can be download from here.
• Step 5:Now start Redsn0w 0.9.7b1 and point it to the official iOS 4.2.1 .IPSW file.
• Step 6:Now check on Jailbreak Monte which untethers your iOS 4.2.1 jailbreak then point it to iOS 4.2 beta 3 firmware
• Step 7:Now put your iOS device in DFU Mode using Redsn0w instructions on the screen.

This is an what overall info for jailbreak iOS 4.2.1 iPhone4,iPhone 3G/3Gs on RedsnOw 0.9.7b1.stay tune with us according to topic.