you must have
= odin 1.85
= firmware/rom/flash file that's suitable with your region
1= open odin
insert pit file
2= select flash file like this
3= then tick repartition-auto-reboot
4= turn your phone completly off
now press vol-down+home+power on
if warning comes press vol-up
its become download mode
now connect cell phone and install all drivers when asking
odin detect phone comport autematically
now click start
wait untill odin give responce pass
Now turn off your Samsung Galaxy Y (just for make sure is completely off, remove the battery for a few sec and put that back)
Press Volume[-] + Home + Power to boot in Download Mode
Hold the buttons until a warning screen with choise show up.
- See more at: http://mobilecon.info/flashing-samsung-galaxy-y-firmware.html#sthash.1gbXb1Pm.dpuf
= odin 1.85
= firmware/rom/flash file that's suitable with your region
1= open odin
insert pit file
2= select flash file like this
3= then tick repartition-auto-reboot
now press vol-down+home+power on
if warning comes press vol-up
its become download mode
now connect cell phone and install all drivers when asking
odin detect phone comport autematically
now click start
wait untill odin give responce pass
when firmware upgrade complete
do hard rest = *2767*3855#
or try like this