How To Flash C-ROM Mix for Galaxy S I9000 for Jelly Bean Update

How To Flash C-ROM Mix for the Galaxy S I9000 to Enjoy Jelly Bean

If you could remember when Samsung Galaxy S GT-I9000 was released for the first time it had Android 2.1 Eclair on it and later it got the upgrade for Android 2.3 Gingerbread.  And since then there were no official upgrades were there. Are you crazy for Android 4.1.2 Jelly Bean and want it...