Step 1: Open your browser and go to www.blackra1n.com and push the Windows/Mac logo
Step 2: Open blackra1n and run in as admin it compatibility mode with Windows XP (if you are using windows)
Step 3: Make sure your device it`s connected to computer and iTunes it`s closed and push the “make it ra1n” button
Step 4: Your Device will enter recovery mode to make the jailbreak and an image will appear on screen. Later, a message pops out and your device it`s jailbroken.
Step 5: After restore, you have an icon on your springboard: blackra1n. Make sure you are connected to wifi and open up the app. Choose cydia and install.
Step 6: Blackra1n will make a respring and your phone will be ready to use – jailbroken!