Official update of Android 4.4 Kit-Kat will be available for lesser than few people. But thanks to developers, even those devices, who were ended on Android 2.3 or Android 4.0, are now running Android 4.4 Kit-Kat thanks to Custom ROMs based on Android 4.4 Kit-Kat. Now CM 11 based on Android 4.4 is now available for Galaxy Grand Duos and you can install it following our Tutorial below. This is a Custom ROM,not an official one, so back-up all your data before proceeding.
In this Article, we will show you How To Update Nexus 4 To Android 4.4.2 KOT49H OTA Official Firmware. But before we begin, Make sure that you have battery charged over 60 % and have backed up all your important Contacts, Call Logs & Messages.It is highly recommended in case of any mishap or data loss to back up all your important data.
The methods involved in flashing custom roms and rooting your phone is highly custom and may result in bricking your device,and has nothing to do with Google or the device manufacturers which is Samsung in our case. In case of any mishap we may not be held responsible. Follow these instructions to the letter to avoid any mishap or bricking. Make sure that whatever you do, you are doing it at your own responsibility.
- Your Device must be Rooted and Latest TWRP or CWM Recovery must be installed on it.
- Make Sure that USB Cable is not Connected With PC While The Installation in Process.
- Enable USB debugging mode.
- Make sure that battery level is at 85% or more.
- This Tutorial is Only For Samsung Galaxy Grand Duos.
- Back-Up your Mobiles EFS Data. How To Restore and Back-Up EFS Data On Samsung Galaxy Devices.
How To Install CM11 Android 4.4 Kit-Kat on Galaxy Grand Duos.
- Download Android 4.4 CM11 ROM and Google Apps for Grand Duos to your computer.
- Disconnect the cable.
- Turn Off your tablet.
CWM Recovery Users.
- Turn off your phone and open Recovery mode. How? Press and hold Volume UP + Power + Home buttons until you see some text on screen.
- First Choose ‘Wipe Cache’.
- Then Navigate to ‘advance’ and choose ‘Devlik Wipe Cache’ so you won’t get in any bootloop.
- Then finally select ‘Wipe Data/Factory Reset’.
- Navigate to ‘Install zip from sd card’ another windows will open in front of you.
- Select ‘choose zip from sd card’ from the Options.
- Select the Android 4.4 file and confirm the installation on next screen.
- Wait for the process to over, now Choose Google Apps instead of Android 4.4, to install Google Apps.
- Navigate to ‘++++++++Go Back‘ to return to previous screen.
- Then select “reboot system now’ to reboot your device.
- Tap on Wipe Button and Select System, Data and Cache.
- Swipe the Confirmation Slider.
- Go back to Main Menu and Tap Install Button.
- Locate the Android 4.4 and Google Apps, Swipe the Slider To install it.
- Finally Tap Reboot and then System.
Voila! your Samsung Galaxy Grand Duos has been updated to Android 4.4 Kit-Kat CyanogenMod Custom Firmware , Wait for at least 5-minutes for the first run.
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