Convert Your Galaxy Y's Gingerbread Version to Jellybean 4.1.1

To convert Ur galaxy y to jelly bean U have to first root ur phone.(Rooting is 100% safe).

To root ur phone First Install Update.zip and send that to ur Galaxy y. Then Go to Clockworld mod (By First switching off ur mobile, After it is switched off press Home key button+volume up button+Power button, all together). then

NOTE:This procedure is fully safe only if u follow it properly.

1.Click on "Install updates from SD".

2.Click on "update.zip".

3.Then click on "reboot now"

                    Now ur phone is rooted now u can follow following steps.

    
         After UR phone is rooted u have to install "CWM.zip"
           
                      How to install CWM.zip 
1.Go to boot menu  (By First switching off ur mobile, After it is switched off press Home key button+volume up button+Power button, all together). Again click on 'install updates from sd card'.

2.After that click on 'install updates from sd card' then click on CWM.zip Then clear ur cache and wipe data.(VERY IMPORTANT)

3. similarly there will be a option 'install updates from sd card' there will b a similar option of install 'update.zip' dont click there, u may be confused but don't click there(VERY IMPORTANT)Then install jellyblast v3.zip, installing this will take some time. Then a menu will appear in that menu go to 'advance' or 'advance recovery' option ( if advance  is not there then u can go back by pressing power button there advance  recovery will be there.

4.after u click on advance Click on the first option then clear cache, wipe data then reboot.

5.After rebooting ur phone will automatically restart u have to wait for some time.

                       now u r running through jellybean.. enjoy.