Greenpois0n can be used to jailbreak iPhone 4, 3GS, iPod Touch 4G on iOS 4.1, and iPad on iOS 3.2.2. This guide will show you how to jailbreak iPad on iOS 3.2.2 using Greenpois0n.

Note: THIS ONLY WORKS FOR WINDOWS. You need a WI-FI or 3G connection for Cydia updates.

STEP 1: Download Greenpois0n (link here)

STEP 2: Connect your iPad to the computer via USB, power off your iPad and launch Greenpois0n jailbreak tool.

STEP 3: Click “Prepare to jailbreak” (DFU).

STEP 4: There will be a series of on-screen instructions, so follow everything you’re told to do.

STEP 5: Now your iPad can be jailbroken. Simply click on “Jailbreak”.

STEP 6: Your iPad is now jailbroken and you’ll see a “Loader” icon on the iPad’s SpringBoard.

STEP 7: Press “Loader” icon and “Install Cydia”.

STEP 8: After Cydia is installed, a window will prompt you: “Do you want to remove Loader from your device”. Click “Remove”.

STEP 9: Through a Wi-FI or 3G connection, launch Cydia, and installation files would be downloaded and automatically installed.

Now you’re running an iPad jailbroken on iOS 3.2.2. Enjoy!