Install Android 4.2 Based CM10.1 on Galaxy S2 I9100G
The CyanogenMod 10.1 has officially been ported to Samsung Galaxy S2 having model number GT-9100G and the new CyanogenMod 10.1 is based on Android 4.2 Jelly Bean while offering a lot of customization features and apps such as apollo music player and more. The newer Android 4.2 version also brought a lot of useful features like Panorama mode with photo sphere camera app that gives your great photography experience, gesture-based keyboard, improved notification bar and more, thanks to elite recognized XDA developer codeworkx.
However the CyanogenMod 10.1 for the Galaxy S2 I91005 is still under development, so you may expect some bugs, though there’s almost all major things are working, so you should give it a try to taste Jelly Beans.
This guide shows you how to install CyanogenMod 10.1 ROM on Galaxy S2 i9100G. Your phone must be Android 4.0.3 XXLPQ firmware with ClockworkMod recovery installed, you can follow our this guide to install Android 4.0.3 XXLPQ firmware and this guide to install ClockworkMod. Be sure to back up your device data such as SMS, internet setting, contacts music files etc because the below procedure may wipe data, you can sync your contacts with Gmail account and for messages use SMS apps, lastly use file expert app to backup apps.
DISCLAIMER: Please proceed the below guide at your own risk, Android Egis will not be held responsible if your device lost data or gets damaged following this guide.
Step #1: Download the CyanogenMod 10.1 ROM [XDA Link] and Google Apps package.
Step #2: Transfer both zip files to the internal storage of your Galaxy S2.
Step #3: Turn the device off.
Step #4: Reboot the device into recovery mode by holding down volume up, home and power buttons (Note: In recovery mode use volume keys to navigate and power button to select).
Step #5: In recovery mode, create a nandroid backup of your current ROM, it’s important because if anything not work out that you expect from this ROM, you’ll be able to easily revert back to your current state. To create backup select “Backup and Restore”, and then select “Backup” again.
Step #6: Perform full wipe, first select the wipe data/factory reset, and confirm on the next screen.
Step #7: Return to main menu by selecting “Go Back”.
Step #8: Select “Install Zip from SD Card” then “Choose Zip from SD Card” and locate the downloaded ROM zip file that you’ve transferred in above step and confirm installation. Wait till installation complete.
Step #9: Once the installation is done, also install the Google Apps Package zip file.
Step #10: Once the installation is completed, select “Go Back” after that select “Reboot System Now.”
That’s it, the CyanogenMod 10.1 is now installed on your Galaxy S2 I9100G and your phone is running Android 4.2. If you faced any problem, do comment below!