How to Install One UI 7 Beta on Galaxy S23 Series – Step-by-Step Guide (Any Country)

Samsung has officially launched the One UI 7.0 Beta software for the Galaxy S23 series (Galaxy S23, Galaxy S23+, and Galaxy S23 Ultra), built on Android 15. This initial Beta will be followed by at least two more versions before the official global release, expected in the first half of 2025. Unfortunately, other countries are excluded from the official Beta program this year, alongside previous cycles. Users in eligible countries—Germany, India, Korea, Poland, the UK, and the US—can enroll via the Samsung Members app. For others, manual installation is the only workaround. Follow this guide to easily download One UI 7 Beta for Galaxy S23 and enjoy the new features.

Step-by-step guide to install One UI 7 Beta on Galaxy S23 series.

Galaxy S23 Series One UI 7 Beta

Download One UI 7 Beta on Galaxy S23 Series

Manual Installation Overview

While manual installation avoids data loss, it requires familiarity with tools like ADB (Android Debug Bridge). Beginners should proceed cautiously, as errors may necessitate a factory reset.

For Korean and Chinese versions of the aforementioned smartphones, we refer you to the official topic of the XDA Developers forum.

Disclaimer: Sideloading is not recommended as it may risk bricking your device. Proceed with installation at your own risk.

Key Considerations Before Proceeding:

• Back up your data to avoid potential loss.

• Beta software may contain bugs affecting daily use.

• Downgrading to One UI 6.1 requires a factory reset.

• Knox, Samsung Wallet, and Google Wallet remain functional.

This guide is exclusively for Galaxy S23 models (S23/S23+/S23 Ultra). Galaxy S24 users should refer to a dedicated guide.

Compatible Devices:

• Galaxy S23 (SM-S911B)

• Galaxy S23+ (SM-S916B)

• Galaxy S23 Ultra (SM-S918B)

Requirements:

• Latest One UI 6.1 update (build ending in CYB4).

• ADB setup on a computer.

• Backup completed.

One UI 7 Beta: Step-by-Step Installation Guide

1. Download One UI 7 for Galaxy S23 Series

Verify your device model and software version under Settings > About Phone > Software Information. Download the Beta 1 firmware for your model:

International Model (OXM CSC)

• Galaxy S23 (SM-S911B)

  • CYB4 > ZYC3

• Galaxy S23 Plus (SM-S916B)

  • CYB4 > ZYC3

• Galaxy S23 Ultra (SM-S918B)

  • CYB4 > ZYC3

US Unlocked Models (U1)

• Galaxy S23 (SM-S911U1)

  • CYB3 > ZYC3

• Galaxy S23 Ultra (SM-S918U1)

  • CYB3 > ZYC3

2. Set Up ADB

• Download Android SDK Platform Tools for Windows, macOS, or Linux.

• Extract the ZIP to a folder (e.g., C:\platform-tools).

• Open a Terminal/PowerShell window in this folder.

3. Prepare Your Device

• Enable Developer Options: Tap “Build Number” 7 times under Settings > About Phone.

• Enable USB Debugging in Developer Options.

• Disable “Auto Blocker” under Security and Privacy if USB Debugging is blocked.

4. Install the Beta via ADB on Windows

1. Download SDK platform tools.

2. Extract the downloaded file to your desktop.

3. Inside the extracted folder, put the update.zip file of the update you wish to install.

4. Inside this folder, Shift + Right Click, then select "Open Command Prompt here" or "Open Windows PowerShell here".

5. On your phone, turn on USB Debugging in Developer options.

6. Connect your phone to the PC using an original USB cable.

7. You may see a pop-up message saying: “Allow USB Debugging from this device?” Click Allow.

8. In the opened Command Prompt/Windows PowerShell on your PC, type:

   ./adb reboot recovery

   Your phone will reboot into recovery mode.

9. In recovery mode on your phone, select "update via ADB".

10. In the Command Prompt/Windows PowerShell on your PC, run:

    ./adb devices

11. If your device is found, run:

    ./adb sideload update.zip

12. The update process will start. Do not move the cable, disconnect the phone, or power off the PC.

How to Downgrade Galaxy S23 One UI 7 Beta to One UI 6.1

If you have installed the Samsung One UI 7.0 in Beta version on your Galaxy S23, Galaxy S23+, and Galaxy S23 Ultra and want to go back to One UI 6.1, follow this procedure:

Using Smart Switch (Recommended):

1. Install the PC version of Smart Switch on your computer.

2. Connect your device to the PC.

3. Rollback to the official version using Smart Switch.

Note: When rolling back from the beta version of One UI 7, all personal data and apps will be deleted due to a factory reset. Be sure to back up your data before proceeding.

Manual Downgrade (Linux/macOS):

• Download official firmware from SamMobile:

  • Galaxy S23 (SM-S911B)

  • Galaxy S23 Plus (SM-916B)

  • Galaxy S23 Ultra (SM-918B)

• Download Odin Software.

• If the downloaded file has 5 files, follow the recommended procedure.

• If you only have 1 file, follow the alternative procedure.

How to Switch to the Next One UI 7 Beta Versions

• Check at the beginning of this article which file is available.

• Check the software version installed on your smartphone:

  • CYB4 = One UI 6.1

  • ZYC3 = Beta 1 of One UI 7

• If you have Beta 1, install Beta 2, then Beta 3 by following the same flashing procedure.

Final Notes

• Beta participation risks instability—proceed at your own discretion.

• Samsung’s official release is expected to refine features and performance.

• This guide is intended for advanced users. Errors during manual installation may result in data loss or device issues.

By following this guide carefully, you can install and explore Samsung's latest One UI 7 Beta on your Galaxy S23 series device. Stay tuned for more updates!