Samsung’s mid-range Android smartphone, Galaxy Grand Duos (GT-I9082/I9082L) might not see an official Android 5.0 Lollipop update, but you can now download and install the CyanogenMod CM12 Android 5.0 Lollipop custom ROM unofficially from XDA developers on your Galaxy Grand Duos (GT-I9082) and enjoy the latest Lollipop OS version.

Though, the CyanogenMod 12 will give you taste about Android 5.0 Lollipop on your Galaxy Grand Duos (GT-I9082/ I9082L), please note that this is not a fully functional ROM, which means it is not ready to be used as a daily driver yet. A number of things do not work, so use them at your own risk.



What does works (as of November 27):

RIL (Calls, SMS, Mobile Data)
Dual SIM
Sensors (Accelerometer, Compass, Light, Proximity, etc.)
Camera (photo)
Video playback
Audio (playback & recording)

What does not work (As of November 27)

Screen record
FM Radio
Wi-Fi HAL (i.e. Scanning MAC Address Randomization)
Sim Tool Kit (STK) not fully working
Video in YouTube app sometimes freeze
Camera app sometimes crash on close
Unable to un-pin screen without rebooting
2G/3G toggle does not work properly in non-English language
Swipe typing and face unlock
SIM with PIN may not work properly

Disclaimer: Flash the ROM at your own risk. We can’t take responsibility for anything that goes wrong. This guide is intended for technically talented users only.

Important: Back up any important data before installing the ROM

Installation Instruction :

Note: Before installing this ROM, download [HERE] and install the CWM recovery with SELinux support. Older CWM recovery will result in a “status 7” error.

Does not work on 4.1 stock ROM’s bootloader, please upgrade to 4.2 before flashing.

1. Download the CWM 12 ROM zip file [HERE] [HERE] and copy the zip file to root of your SD card (not in any folder)

2. Now, boot your Grand Duos into custom recovery mode. To do so, switch Off  your device and press Volume (+), Menu, Power buttons together.

3. From recovery, do a full wipe (cache partition, data wipe/factory reset, dalvic cache)

4. Now, choose install ZIP from SD card and select the “” (use Vol buttons for navigation) and flash it.

5. If you want, flash Google Apps [Download here] and Superuser too.

6. Once again, do a full wipe (Data wipe/ Factory reset, cache partition and dalvic cache)

7. Now, go to the main menu and select ‘reboot system now’.

That is it. Your Samsung Galaxy Grand Duos will boot into Android 5.0 Lollipop OS version.

Important Note: Keep in mind that, currently above mentioned ROM is experimental and contain several bugs. It may brick your device, so use at your own risk! (Source – XDA)

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Kannan is a computer and Android enthusiast, a blogger by passion and a tech freak. His always ready-to-help attitude, knowledge and hard work is what drives him.


  1. i download and install lolipop 5.0 but it not work so how to reinstall rom & not turn on my samsung i9082

  2. when i select clear cache from recovery mode its seems error and it does’t work please tell me the way.i9082

  3. I have upgraded my galaxy grand i9082 from android 4.1.2 to Android 5.0.2 aka Lollipop.Everything mentioned working fine but i wanted to know how to unpin the screen which i have tried already but still unable to unpin the same without rebooting,

    Kindly advice accordingly. Waiting for positive response.

    Thanks in advance. 🙂

  4. After updating to CM12 my BT and Wireless do not work. Constantly keep getting error unfortunately bluetooth share has stopped working — found fix and downloaded BLE crash fix apk but unable to install it — Kindly help.

  5. The device received Android 4.2 a year ago. If not got on you check via Keis. If you are technically savvy, download the firmware for your region [] and install via Odin

  6. I have 4.1.2, but it says compatible over 4.2.
    when i check for updates it says no updates available.
    How do i install it now??

  7. Sir I have installed this cm12 its awsmm but my music player n galary is unfortunatly forced close again n again… Plzz fix this..plzz

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