press volume up key home button and power on button then it will boot into recovery mode then select mounts and storage using volume key and mount your sd card
i am using SGS1 No prob so far u can govern ur 4n not opposite like apple governing You
Go for galaxy Y Dude Coz Sometimes u will get ICS Update MOST Probably
This is the Simplest way to boost your Dongle Signal....
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Simply Apply Signal on the Dongle and Watch the Result!!!!!!!!!!!!!!!!!!!!
I am Not Responsible For any Damages
:yes::yes::yes::yes::yes::yes::yes::yes::D:D:D:D:D:D