EASY 4.3.3 JAILBREAK UNTETHERED iOS FIRMWARE TUTORIAL RedSn0w MAC & WINDOWS iPhone

I came across this video and thought to post it here incase someone wants to Jailbreak his/her iPHONE 4 to get the benafit of getting:

1. Free Themes
2. Free Ringtones
3. Free APPS
4. Free Games
5. Free TWEAKS and Customizing
6. ALMOST EVERYTHING FREE :)

DOWNLOAD GREENPOISON 
For Windows: HERE
For Mac:  HERE
Follow step by step:

How To Use Greenpois0n – The Quick Guide

1. Remember greenpois0n is not and unlock it is a jailbreak (if you are unsure of the difference, stop now and become friends with google)
2. Download and extract greenpois0n from the .zip and start greenpois0n.
3. Attach your iPhone, iPad or iPod to your computer and click ‘Jailbreak’.
4. Greenpois0n will now commence its DFU guide, if you know how to put your device into ‘DFU Mode’ you can do this at your own speed and greenpois0n will acknowledge a successful DFU operation.
5. Press ‘Jailbreak’ and let greenpois0n do its thing, you will see wonderful lines of text scroll on your screen to assure you that something is happening.
6. After a few seconds greenpois0n will display a ‘complete’ message, the greenpois0n injection is complete and wait for your device to reboot automatically.
7. Once your device has rebooted make sure you have an active internet connection, locate and press the ‘Loader’ icon on your device, this will download cydia and install it for you, once it has done this your device needs to reboot one more time.

Your done! Enjoy