How to Install XXU1COH4 Android 5.1.1 Lollipop Official Firmware on Galaxy Note 4 N910C

Now the owners of Samsung Galaxy Note 4 can update their device to XXU1COH4 Android 5.1.1 Lollipop Official Firmware. Before Marshmallow update, this firmware update is final fo the device. This update is available for Poland users via OTA. The rest of the world it will take some time to roll out. Before that, you can manually update the firmware on your device using our tutorial.

Disclaimer: Please follow this guide at your risk. Thetechhacker will not be responsible if your device gets damaged during the process.


  • First backup all your contacts, call logs and SMS.
  • Enable USB debugging mode from Settings->Applications->Development->USB debugging in your device.

XXU1COH4 Android 5.1.1 Firmware Features

  • Model SM-N910C
  • Model name GALAXY Note 4
  • Country Poland
  • Version Android 5.1.1
  • Changelist 5581916
  • Build date Thu, 13 Aug 2015 02:25:14 +0000
  • Product code XEO

How to Install XXU1COH4 Android 5.1.1 Lollipop Official Firmware on Galaxy Note 4 N910C

1.First, download the XXU1COH4 Android 5.1.1 Lollipop Official Firmware and then ODIN in your computer.Extract the files of firmware package and open ODIN.

2.Now enter into download mode by pressing and holding volume down+home buttons and then power button together.

3.After pressing buttons, the device shows the Samsung logo or the Android Robo, Press Power again to confirm to enter into Download Mode.

5.Now open ODIN on your computer and connect Galaxy Note 4 to your computer while the device is in the download Mode.

6.If your phone is connected successfully, one of the ID:COM boxes will turn yellow with the COM port number.

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7.Click on “AP” / “PDA” to select the firmware file and then click on “Start” button to start the process of firmware update.

8.After successful flash/install the firmware the device will restart. Unplug the phone from your computer. It usually takes 5 min time to boot after the firmware update.

For the confirmation go to Settings>>About phone to verify the firmware update.

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