Upgrade Qt SDK 1.1.4 to Qt SDK 1.2

I have created video on how to upgrade Qt SDK 1.1.4 to Qt SDK 1.2 released 1st of February 2012. You can use this method even if you have older version of Qt SDK installed. You can check out what is new in this version in my previous post:
New Qt SDK 1.2 is available for downloa

You will know that update has completed successfully if your version after the update is Qt Creator 2.4.1 based on Qt 4.7.4. built on Jan 26 2012. To check wich version of Qt Creator you are using go toHelp > About Qt Creator.

Here goes the video. Maximize it and enjoy.