how to UNROOT GALAXY Y?

Hey guys, I have one of this phone and a lot of people ask me how to unroot this phone, and here it is... just read the instructions below...



STEP 1:
download the update.zip, here is the link: http://dl.dropbox.com/u/24285055/update-unroot.zip
then save it to your sd card.

STEP 2:

turn off your phone... the OPEN it again, while holding VOLUME + , HOME BUTTON and the SWITCH BUTTON.

STEP 3:

there will be a menu that will show up,
just select install zip form sd card...
NOTE:
(volume control for scrolling and home button for select).
select update-unroot.zip
wait a few minutes...

STEP 4:
it will reboot, and check that if you have the SUPERUSER icon... you can now unistall it and your phone is now unrooted!!
enjoy...