How To

Update Galaxy Note 3 Neo N750L / K / S to Android 5.1.1 Lollipop Firmware

Samsung rolled out the latest Android 5.1.1 Lollipop firmware update recently for the Galaxy Note 3 Neo. This Lollipop update comes with build number N750ABCU1COJ3 (N750LKLU1COJ3, N750KKTU1COJ3, N750SKSU1COJ3) which is available to install on the N750L, N750K and N750S models of Galaxy Note 3 Neo respectively. This update brings a lot of changes like a renovated system, security and almost everything has either been updated or has been changed for improvement. Additionally, driver packages, design elements and all things have either been tweaked such as new pen features, major design changes and much more. Samsung Galaxy Note 3 Neo was announced with 4.4.2 KitKat and its a major update that N750ABCU1COJ3 firmware is based on Android 5.1.1 Lollipop has been released for these devices. Also it is expected that the latest Android OS version 6.0 Marshmallow will be available soon for Galaxy Note 3 Neo.

Samsung released the Android 5.1.1 Lollipop update for the Korean users which is not an international version. So if you are from the certain area then you can get this build via Samsung KIES or OTA (Over-the-air) update system but if you are from any other region then you’ll need to wait a little bit longer or if you can’t wait then you can update Galaxy Note 3 Neo N750L/K/S to U1COJ3 Android 5.1.1 Lollipop firmware manually. In this guide we’ll use Odin flashing tool to flash the firmware files. As this is an official firmware but still it is recommended to take a proper backup of all your important data before proceeding to the installation guide. Checkout the firmware details given below:

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How to Galaxy Note 3 Neo N750L,K,S to Android 5.1.1 Lollipop Firmware

KTU1COJ3 Android 5.1.1 Firmware Details:

Model N750L, SM-N750K, SM-N750S
Model name GALAXY Note 3 Neo
Country Korea
Version Android 5.1.1
Changelist 5994065
Build date Mon, 12 Oct 2015 09:25:09 +0000
Product code LUC, KTC, SKC


This guide containing the Android 5.1.1 Lollipop and instructions can be used for Samsung Galaxy Note 3 Neo N750L, N750K and N750S models. Do not try to install this firmware on any other device or incorrect variant. Check the model number of your phone by navigating to Settings > About Phone.

Warning: will not be held responsible for any kind of damage occurred to your Galaxy Note 3 Neo during or after the installation of N750ABCU1COJ3 Android 5.1.1 Lollipop OTA update. Proceed at your own risk.

Before Getting Started:

  • Take a proper backup of all your important data and settings on the Galaxy Note 3 Neo before doing anything.
  • Download and install the Samsung USB Drivers from on your computer.
  • Make sure to disable the Samsung KIES app and antivirus on the PC.
  • Enable USB Debugging option by from Settings > Developer Options.
  • If you have already rooted your phone, then the updating process will revoke root access.
  • If a custom Recovery is installed on your Galaxy Note 3 Neo then it will replaced by a stock Recovery image.
  • Ensure that the battery charge level of your Galaxy Note 3 Neo is above 70% before proceeding to the installation guide.
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Required Files:

Steps to Install Stock Android 5.1.1 Lollipop Update on Galaxy Note 3 Neo N750L/K/S:

Step No 1:- First, download the suitable N750ABCU1COJ3 Android 5.1.1 Lollipop and Odin v3.09 for your Galaxy Note 3 Neo from the above given links.

Step No 2:- Extract the firmware file to get. tar.md5 file. Also, extract Odin3 v3.09 on the desktop of your PC.

Step No 3:- Turn OFF your Samsung Galaxy Note 3 Neo in order to boot into Download Mode.

Step No 4:- Turn the device ON while pressing and holding Volume Down + Home buttons at the same time to enter the phone into Download Mode.

Step No 5:- Connect the Galaxy Note 3 Neo with a PC. Once the phone is connected successfully, a message saying Added!! will be displayed in Odin.

Step No 6:- On your Odin, click on AP button and locate the. tar.md5 firmware file that you’ve already downloaded and extracted on your PC.

Step No 7:- Make sure that you’ve un-checked the Re-Partition option in Odin.

Step No 8:- Finally, click on Start button to begin the installation process.

After the Android 5.1.1 update is successfully installed, the phone will be rebooted and you will get a PASS message.

Done! You’ve successfully installed Android 5.1.1 Lollipop build number N750ABCU1COJ3 with the latest improvements on your Galaxy Note 3 Neo.

Let us know in the comments area below if you have any query or issue while following the above given steps.

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Aamir Jamal

An Android Geek and audiophile who love to read and write reviews/tutorials about gadgets and new tech stuff. He has written 1007 guides and other posts.

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