How to install iOS v.7

Download iOS 7 Beta 1 Without UDID Activation

You Can Install & Run IOS 7 Beta 1 Without UDID Activation

First,Backup your iDevice ( Yeah Do It ) 

Then , Download IOS 7 Beta 1 for your device (http://bit.ly/17HVYSI ) 

3. Connect your iPhone to your computer, hold down key Shift on (Windows) / Option on (MAC) and click 'Update'

4. Select the IOS 7 ( Beta 1) file that you have downloaded

5. Wait until the restore is finished

ATTENTION :
THIS may NOT work so do it at your OWN RISK. People claimed that they restored to stock then to iOS 7 Beta 1.

Once you have iOS 7 Beta 1, you can't have a JAILBREAK ANYMORE

You Decide