Galaxy Z Fold3 5G

Download Samsung Firmware SC-55B

Samsung Galaxy Z Fold3 5G

The latest firmware for Samsung Galaxy Z Fold3 5G (SC-55B) is SC55BOMS1EZH2 with Android 15, released on October 7, 2026 for 1 region (CSC). Every official firmware build for SC-55B, newest first: one row per build with all regions (CSC) that received it.

Latest build
SC55BOMS1EZH2 Android 15 · 1 month ago
Builds
22 builds
Regions (CSC)
1 region

Firmware builds for SC-55B

Each firmware build has its own page at https://samfirm.shop/build/{PDA}, where {PDA} is the build number from the list above. Example: https://samfirm.shop/build/SC55BOMS1EZH2

SC-55B update history

SC-55B started on Android 11 and has received 4 major Android upgrades; it now runs Android 15. The newest build, SC55BOMS1EZH2, was released on October 7, 2026 with the August 2026 security patch. Over the last 12 months SC-55B received 4 builds, spread over 4 different months.

Changelog for SC-55B

· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.

· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.

· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.

· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.

One UI 7.0 Upgrade (Android 15)
Bold new look

Visual enhancements
Enjoy a more sophisticated and unique look. One UI 7 introduces a stunning redesign to key components including buttons, menus, notifications and control bars, providing a more consistent visual experience with curves and circles. Beautiful new colors, soft animations, and an innovative blur effect that's unique to One UI make information hierarchy clearer and help you focus on important information.

Reimagined Home screen
Fr...

Show 17 older builds

· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.

· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.

One UI 6.1.1 Update
Unlock a healthier you

Discover new insights and stay motivated
Stay inspired throughout your health experience with new wellness tips in Samsung Health. Wellness tips offer valuable insights and encouragement to help you achieve your health goals.

Monitor your energy levels with Galaxy AI
Samsung Health's new energy score shows your physical and mental condition based on your sleep and physical activity. If your energy score is low, it may be best to take a rest. If you...

One UI 6.1 Upgrade
Circle to Search

Instantly search for anything on your screen
Circle to Search with Google lets you easily learn more about anything shown on your screen without switching apps. Just touch and hold the Home button or navigation handle, then circle anything on the screen to start a Google search.

Create epic images

Effortlessly enhance your photos
Get special AI recommendations for enhancing your photos and videos. You'll find options for adding star trails, colorizing,...

· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.

・Device stability improvements, bug fixes.
・New and / or enhanced features.
・Further improvements to performance.

＜note＞
・Please back up your data before updating.
・After the software is updated, downgrading to the previous version is not available.
・Please update the applications after the software is updated.
・Appcloud will be available after the software is upgraded.
・Refer to this link (https://www.docomo.ne.jp/support/manual/sc55b/) to find out more about operation changes after updating...

· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.

· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.

· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.

· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.

・Device stability improvements, bug fixes.
・New and / or enhanced features.
・Further improvements to performance.

＜note＞
・Please back up your data before updating.
・After the software is updated, downgrading to the previous version is not available.
・Please update the applications after the software is updated.
・After the software is upgraded, Suguden will no longer be available.
・After the software is upgraded, Change Home Widget is removed from the widget list.
　※You can continue to use th...

· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.

· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.

· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.

・Device stability improvements, bug fixes.
・New and / or enhanced features.
・Further improvements to performance.
・Improved security
A new indicator on the top right of your status bar so you know when your app are accessing your microphone or camera are being accessed

＜note＞
・Please back up your data before updating.
・After the software is updated, downgrading to the previous version is not available.
・Please update the applications after the software is updated.

· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.

· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.

Similar Models

Frequently Asked Questions

What is the latest Android version for SC-55B?

The newest firmware for SC-55B runs Android 15: build SC55BOMS1EZH2, released on October 7, 2026.

When did SC-55B get its last update?

The latest build for SC-55B, SC55BOMS1EZH2, was released on October 7, 2026 (17 days ago).

How often does SC-55B get updates?

Over the last 12 months SC-55B received 4 builds, with at least one new build in 4 different months.

Is the firmware for SC-55B official?

Yes, all firmware files for SC-55B are 100% official, original, and obtained directly from Samsung servers.

How to flash Samsung SC-55B using Odin?

To flash SC-55B, you need to download the appropriate firmware, put your device into Download Mode, and use the Odin tool to load the BL, AP, CP, and CSC files.

Can I downgrade the Android version on SC-55B?

Downgrading is only possible if the bootloader version (binary bit) of the old firmware matches the current one. Always check the binary version before flashing SC-55B.