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How-To: Update Samsung Galaxy S2 GT-I9100 To Android Jelly Bean 4.3 Using CyanogenMod 10.2 Custom ROM

Last updated: December 4, 2018.

How-To Update Samsung Galaxy S2

Samsung has only released updates for their Galaxy S2 till Android 4.1.2 Jelly Bean.  If you own a Samsung Galaxy S2 and you want to update Samsung Galaxy S2 to latest Android 4.3 Jelly Bean, you are going to need to use a custom ROM.

We’ve found a custom ROM, the CyanogenMod 10.2 which is based on Android 4.3 Jelly Bean and will work with the Samsung Galaxy S2.  Follow along with our guide to installing it on your Galaxy S2 GT-I90100.

Before we begin Update Samsung Galaxy S2, make sure of the following:

  1. Your battery is charged to over 60 percent.
  2. You back up all your important contacts, messages and call logs.
  3. Have root access on your device.
  4. Have a custom recovery installed on your device?

Note: The methods needed to flash custom recoveries, ROMs and to root your phone can result in bricking your device.  Rooting your device will also void the warranty and it will no longer be eligible for free device services from manufacturers or warranty providers.  Be responsible and keep these in mind before you decide to proceed on your own responsibility.  In case a mishap occurs, we or the device manufacturers should never be held responsible.
 

Update Samsung Galaxy S2 GT-I9100 To Android Jelly Bean 4.3 Using CyanogenMod 10.2 Custom ROM:

  1. Download the following:
    • Android Jelly Bean 4.3 CyanogenMod 10.2
    • Gapps for CyanogenMod 10.2 here
  2. Place both these downloaded files on the phone’s SDcard.
  3. Boot the phone into recovery mode by either long pressing the power button or pulling off the battery. Wait for about 30 seconds. Now turn it on by pressing and holding down the Volume Up + Home + Power Keys.
  1. The phone should now boot into ClockworkMod recovery mode. While in recovery mode, you can move between options by using the volume up and down keys or if you have CWM Advanced, by using touch.  To make selections, you can use the power key or the home button.
  1. Select: ”Install Zip from Sd Card”
  2. Select: “Choose Zip from Sd Card”.
  3. Now Select the downloaded Android Jelly Bean 4.3 Custom Rom .zip file on your SDcard.
  4. And Select :”Yes”
  5. The installation process should begin and when it completes, the phone should reboot.
  6. You now have the Custom Rom installed on the phone.
  7. Boot phone into recovery mode once again and wipe all factory data and cache to clean all the system junk.
  8. Flash the downloaded GApps .zip file for CyanogenMod 10.2 by going back to recovery mode and repeating steps 5 – 9 but this time choose the Gapps file.
  9. When your phone reboots, you will have Google Play Store installed as well.

 

Have you installed Android 4.3 on your Samsung Galaxy S2?

Share your experience in the comments box below.

JR

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