JailBreak Iphone 4.1.2

Hey guys, here i would to share my experience in jailbreak Iphone using Redsnow, for concrete I implement this method on Iphone 3G, these were the steps

1. Connect you Iphone to Itunes,
2. Turn the Iphone off by hold power button on upper right corner for few seconds and slide off
3. Download this tool RedSnow 0.9.6b5 for windows, you can google it to find in the internet, it’s free.
4. Download IOS 4.2.1 for 3G, you can directly download from Itunes or googling to download it.
5. Click "Browse" and specify your "IOS 4.2.1" with IPSW extension,

    

   

   if the Redsnow can read your IOS file then message "IPSW successfully Identified"
   At this screen below you can specify the feature you would like to install in your jailbreak iphone,

   

After that you will be asked to follow the instructions to enter the DFU mode, Detail Entering DFU mode