Download & Update Galaxy S8 (Plus) Exynos to Android Pie One UI Beta

The wait is over, and finally, One UI Beta is available for Galaxy S8 & S8 Plus (Exynos) variant. So, Here’s the step by step guide to install and update Samsung S8 (Plus) to One UI based on Android Pie.

Samsung has released the beta update for Exynos based Galaxy S8 & S8+ after delivering the successful update to the Snapdragon variant. While the stable release for S8 (Plus) will be available from the March 2019. Previously the Android Pie update is available for the Snapdragon variant (SM-G950U/955U) devices. And the best part is, It is an official One UI Beta update with updated January 2019 security patch and more. And Here you can Download Exynos Galaxy S8 & S8 Plus official One UI Beta based on Android Pie 9.0.galaxy s8 exynos to one ui

Samsung One UI – Details

Samsung One UI is one of the best and enhanced user interface available for the users. Nowadays, the display size to phones is increasing so if you like to use your phone with a single hand. All the interactive & useful elements now available at the bottom of the screen so it can be easily accessible. One UI is one of the perfect updates for Samsung Galaxy users.

The system-wide dark mode is also available, you can use it with One UI. One UI features the new icons & wallpapers. So, Let’s dive into the process to install One UI official beta update on S8 & S8+.


  • Signup to the One UI Beta Program.
  • Take a backup of your phone, before installing the OTA. Here’s the Guide to take full backup.
  • Sideload OTAs doesn’t harm KNOX counter, so you can install it without worry.
  • Charge your phone more than 50%, because the process will take time to update the phone.
  • Note: One UI Beta update is available to Exynos variant only (Update S8 & S8 Plus to Snapdragon Here).
    • Must check the build number, it is made available to G950FXXU4ZSA5 and G955FXXU4ZSA5 based on Android Oreo 8.1.
    • You may also need Samsung USB Drivers. If you’re doing first time on your pc
    • Here’s the latest Odin Flash Tool, if you need.

How to Sign Up for One UI Beta Program?

Samsung makes the process very simple, you can easily opt for the beta program. After signing to One UI beta testing program you can install the update on your phone. Here are the steps:galaxy s8 exynos to one ui

  1. At first, You need to Install Samsung Members App on your Galaxy S8/S8+, from Galaxy Apps store or Play Store.
  2. Open the app, Now login with your Samsung ID.
  3. Now, head over to the Notices section.
  4. Under the Notices section, tap on One UI Beta Program Registration.
  5. After successfully signing up to the beta program, you’ll receive the One UI update on your device.
  6. Go to Settings > Software Update, download the update.

You can also manually download & install the One UI Beta update on your Samsung Galaxy S8 or S8 Plus (Exynos) variant. Here’s the process.

Download Galaxy S8 (Plus) Exynos One UI Beta Update [Official Android Pie 9.0]

The new firmware runs on Android Pie 9.0 for Galaxy S8 (SM-G950FD) and S8+ (SM-G955FD), with a build number of G950FXXU4ZSA5 and G955FXXU4ZSA5. So, Let’s Dive into the process on How to Install or Update Exynos Galaxy S8/S8+ One UI beta.

Note: First you need to update CRL3, then update to ZSA5 (CRL3 > ZSA5) for Android 9.0 Pie with One UI. Also, Do not attempt install this update on Samsung Galaxy S8 & S8+ (Snapdragon) variant.

Samsung Galaxy S8 (SM-G950FD)
Samsung Galaxy S8+ (SM-G955FD)
Tools You May Need

How to Install One UI Beta OTA on Galaxy S8/S8+

  1. At first, make sure to check the build number of your phone. As we mentioned in the download section.
  2. Then, Download the OTA ZIP file for your phone.
  3. After downloading, Connect your phone to PC
  4. Copy the OTA in the internal/external storage, and rename to
  5. Now, Power off your smartphone.
  6. Boot into the bootloader mode, by pressing and holding Volume Up, Bixby, and Power button simultaneously.
  7. Under Recovery Mode, select “Apply Update from SD Card“.Download One UI for Samsung S9
  8. Select the One UI OTA update package.
  9. Tap on the Yes option for the confirmation.
  10. After the installation process finishes & Select “Reboot System Now” option.
  11. That’s it.

So, this is the simplest and easy way to update Exynos Galaxy S8 (Plus) official Android 9.0 Pie based on One UI official Beta 1 update.

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Haneet Singh

Haneet is the Founder and Editor-In-Chief of YTECHB. He has a huge passion for tinkering with latest smartphones, wearables, smart home devices, smart TVs, and more. As an avid Apple Ecosystem user, he loves customizing his iPhone and iPad to suit his needs. For tips, you can connect Haneet at In 2019, Haneet and the YTECHB team exclusively shared the wallpapers of iPhone 11 right before the launch event. In 2020, Haneet alongside his team members shared exclusive renders and official photos of two Samsung Galaxy smartphones - the Galaxy M11, and Galaxy M21. Later, the YTECHB team leaks information about Motorola's feature phones and Razr 3. In the last few months, our team shared Galaxy S24 Ultra leaks and more. You may come across his work getting mentioned in The Times of India, India Today, Hindustan Times, NDTV, TechRadar, Digital Trends, Yahoo News, GSMArena, Android Authority, Android Central, Android Headlines, SamMobile, XDA, 9to5Google, and many other publications. He works across news, updates, features, guides, and more. If YTECHB writes about it, you can expect him to be involved in some way.

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