A705FNXXU5CTK4: Samsung Galaxy A70 One UI 2.5 Update

Finally, Samsung started rolling the most awaited update of One Ui 2.5 for the Samsung Galaxy A70 in the Europe region. The update is labeled with build number A705FNXXU5CTK4. Along with the One Ui 2.5, the update also gets the November 2020 security patch.

One Ui 2.5 brings goodies that were introduced in the Galaxy Note 20 series. Well, this includes a manual selection of video recording resolution, Dex support, can use of Android 10 navigation gestures on all third-party launcher apps, and many other new features and improvements.

If you have not received this update and want to try before it rolls out to everyone via OTA (over the air), then this guide is for you. We have included the instruction to download and install the Galaxy A70 One UI 2.5 Update (A705FNXXU5CTK4) manually.

A705FNXXU5CTK4: Samsung Galaxy A70 One UI 2.5 Update

Firmware Details:

  • Device Name: Samsung Galaxy A70 (SM-A705FN)
  • Region: Europe
  • Build Number: A705FNXXU5CTK4
  • Android OS Version: Android 10 with One UI 2.5
  • Software Supported: ODIN Tool
  • Android Security Patch Level: 2020-11-01 

How to Install One UI 2.5 on Galaxy A70

In order to flash the firmware manually on your Samsung Galaxy A70 device, then you need to download the ODIN flash tool, firmware file, and drivers.


  • This firmware (A705FNXXU5CTK4) is only supported for Samsung Galaxy A70.
  • Charge your device to 50% in order to avoid power-related interruptions during the installation process.
  • You need a PC and USB Cables.
  • Take a backup before flashing the software on your device.


GetDroidTips will not be responsible for any kind of hardware or software damage to your device while or after you follow this guide. Install non-official firmware on your device at your own risk.

Download Links:

Firmware Installation Guide:

For the installation process, you can follow the guides given below. It includes a video tutorial as well as a practical approach to the installation process.

How to install stock firmware on Galaxy A70 using ODIN tool

So, make sure to download the One UI 2.5 for your Galaxy A70 model with build number A705FNXXU5CTK4. We hope that this guide was helpful to you.

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