How to Take Screen Shot On Galaxy S2
If You want take screen shot desktop mobile Galaxy s2, this tutorial Take Screen Shot On Galaxy S2 Running On Android ICS And Jelly Bean
Those who are using the Samsung Galaxy S2 running on Android 4.0.4 (ICS) or Android 4.1.2 (Jelly Bean) might find themselves unable to take screenshot albeit they have hold Volume Down and Power button.
That's because Samsung decided not to use that combination again, instead the company replaced it with another combination. Therefore this combination Volume Down + Power is no longer working to capture screen.
But don't worry I will share the combination for you to follow, and it's easy. For Galaxy S2 running on stock ROM like Android ICS or Jelly Bean, they can use the following combination to take screenshot:
Press and hold Home + Power buttons for 2 or 3 seconds, then you'll find a toast message explaining that capturing process will start.
Therefore find a screen you wish to capture and then hold Home and Power!