How to upgrade to iOS 5 use " simple Backdoor"

I found something interesting while I was blog walking, the simple steps to upgrade iOS 5 unofficial version, because Upgrade to IOS 5 without a Developer Account has been possible through a "simple backdoor". I took this interesting scene on paseban.com.

The following are the steps to upgrade the IOS 5 "version of the unofficial". This step is quite simple and can be done by all users. But a little mistake can lead to malfunction of your handset, "so do it carefully!".

Download and install IOS 5

• Download IOS 5th IPSW file. This file is widely available on the internet, you can easily search through Google Search and download it.

• Update iPhone using iTunes. To do this, connect your iPhone with your PC or Mac and click the "check for updates". Select file IOS 5 IPSW that you have downloaded.

• Wait until the upgrade is complete which is marked by the emergence of "activation screen".

Activation IOS 5 

• Click 3 times on the "Home". By doing this, you will activate Voice Over. 
• Click 3 times on the "Home" and "Emergency Call" will appear. 
• Click the "Emergency Call", and when connecting, slide the screen using your finger to the bottom three. 
• "Notification Center" will appear 
• Click on "Weather Widget". By doing this, the Weather application will appear. 
• Click the "Home" to exit the "iPhone Springboard"

I think this trick needs to do, but it must be carefully juast enjoy How to upgrade to iOS 5 use " simple Backdoor".