How To Flash Samsung Galaxy SII (I9100G) With Jelly Beans

In my last post titled Root Samsung Galaxy S-II (I9100G) i had gone through all the steps for rooting your Samsung Galaxy SII Device. Now lets see how to flash Rom with Jelly Beans i.e.Android 4.2

Requirements

• Cynogenmod 10.1 ROM
• Google Apps Installers
• USB Cable
• PC/Laptop
• Samsung Kies (Check if already installed on your PC.If not, install it first)

 Before starting with installation process please backup your data. It is easy to import data via Samsung Kies to your PC.
 
Important :  Make sure that your device is already rooted with Cynogen Recovery Mode configured. If
this is not done then please refer this link :  Root Samsung Galaxy S-II (I9100G)

Steps for flashing ROM

1. Transfer files Cynogenmod 10.1 Rom and Google Apps Installer into Internal or External SD card of phone. 
2. Start device in Cynogen Recovery Mode. To start in Cynogen Recovery Mode first Turn off the phone and wait for 1-2 minutes after phone is completely switched off. Now press Volume-up + Power-off + Home button of your phone simultaneously. Phone will start in Cynogen Recovery Mode.
3. Now select option Install zip from SD-card  and select the path where Cynogenmod 10.1 ROM's location. (Volume button is to used to move up and down in options and Power button for selecting a option in CM Recovery mode)
4. Select Yes and wait for ROM to be installed.
5. Next, select same option Install zip from SD-card and select path where Google App Installer zip is present in SD card . Confirm your installation by pressing selecting Yes.
6. Let it finish installing all Google Apps. Now Reboot the Phone.

Hurray!!...You installed Jelly Beans in your Galaxy phone.

Now Enjoy your phone with completely new and re-defined UI and features...:)