How to Update Samsung Galaxy S Duos GT-S7562 to Android 4.2.1 Jellybean...

How to Update Samsung Galaxy S Duos GT-S7562 to Android 4.2.1 Jellybean –Custom Rom


Google always delays it latest firmware updates, which in our case is Jelly Bean 4.2.1, to get on to other Android devices apart from its own Nexus. But we do get surplus of custom ROMS for our devices and just following this statement, there is a happiness news for Galaxy S Duos S7562 users because this old style Android phone has just received a Jelly Bean 4.2 look alike Custom ROM.


Read the following instructions carefully while updating your Samsung Galaxy S Duos S7562 to Android 4.2.1 Jelly Bean. Please note that each and every step mentioned in this article is important.

 Disclaimer: The procedure given in this tutorial is considered as risky and may cause damage to your phone. It is recommended that you should not follow it unless you are familiar with these things. Follow this guide completely at your own risk.

I. Before You Begin:

1. The following procedure works for Samsung Galaxy S Duos S7562 smartphones.

2. Make sure your device have at least 80% battery power.

3. You must have ClockworkMod Recovery installed on your device.

4. Make sure USB Debugging is enabled

II. Downloading Required Files:

1. Jelly Bean 4.2.1 ROM

2. Google Apps

III. How to Install Android 4.2.1 Jelly Bean ROM on Samsung Galaxy S Duos S7562:

1. Connect your phone to PC using USB cable.

2. Copy downloaded files to the SD card of your phone.

3. Disconnect USB

4. Turn off your phone

5. Boot into recovery by pressing and holding Volume Down, Home and Power buttons

6. Wipe the Data and Dalvic Cache or you might brick your device afterwards

7. Select install zip from sdcard, then select choose zip from sdcard. (Locate the Jelly Bean 4.2 Rom .zip file) and select it by pressing Power button.

8. Once the ROM installation process end, repeat the step 7 but choose Google apps instead of ROM zip to install the Google apps package.

9. When installation is completed, go back to the main recovery menu and select reboot system now to reboot the phone and boot up into customized Android 4.2.1 ROM

Congrats!!! Well known and super customize Android 4.2.1 Jelly Bean firmware based custom ROM now installed and running on your Samsung Galaxy S Duos S7562.


  1. Hello guys ,my phone Samsung galaxy GT-S7562 duos, and i have problem to transfer image,video files… to external SD and in addition how can i configure with PC and get my data? pls help and give me the procedure.

  2. Hello.
    I tried your method of upgrading android os to 4.2.1 in samsung galaxy s duos.
    But when i try to install azip from sd card, and i click yes, it says e:Error in sd/card/”” …
    Hoow can i fix this issue

  3. what if i did not flash the google apps in recovery mode ? is it okay if I flash the rom only without the google apps ? thanks

  4. Hello the file from the link is a non stable cyanogenmod (famous custom rom) version for the Galaxy S.
    Until now only custom rom for the Galaxy S Duos is the Open Kyle custom rom (refer to XDA).

  5. Hey dude, The link for “google apps” that you provided from Mediafire is not working. I mean I cant see there this file even if I sign Up there. It Displays only “My Files” page. Is there any alternative to download this file??

  6. My mobile is galaxy s7562 duos, i am download custom jelly bean 4.2. but it not working , how to install to my mobile jelly bean 4.2.give me ful details process

  7. Has any one installed JB to samsung galaxy s duos…the above mentioned rom is showing verification failed…

    • Has any one installed JB to samsung galaxy s duos…the above mentioned rom is showing verification failed…

    • for my phone it shows signature error it means that this rom is not for samsung galaxy s duos. this rom is for samsung galaxy s

  8. hey.if you had tested it on your s duos then plz upload some pics or a step guide video..
    as to make sure that it will work.

    • you guys, read this carefully.. this procedure susks.. cm 10.1 is not for samsung galaxy s duos gt-s7562.. cyanogen iis not providing any custom rom for s duos. stop asking stupid questions and stick to your official rom.. if you want a custom rom, there is kyleopen rom and pmp custom rom. dont let yourself fooled by them..there is no jellybean for s duos.

Leave a Reply