Download Samsung Firmware SM-A256U1

Samsung Galaxy A25 5G

The latest firmware for Samsung Galaxy A25 5G (SM-A256U1) is A256U1UESEEZJ1 with Android 16, released on October 20, 2026 for 1 region (CSC). Every official firmware build for SM-A256U1, newest first: one row per build with all regions (CSC) that received it.

Latest build
A256U1UESEEZJ1 Android 16 · 17 days ago
Builds
36 builds
Regions (CSC)
20 regions

Firmware builds for SM-A256U1

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/A256U1UESEEZJ1

SM-A256U1 update history

SM-A256U1 started on Android 14 and has received 2 major Android upgrades; it now runs Android 16. The newest build, A256U1UESEEZJ1, was released on October 20, 2026 with the October 2026 security patch. That patch (SMR Oct-2026) fixes 62 vulnerabilities, 9 of them critical. Over the last 12 months SM-A256U1 received 10 builds, with a new build in 10 of those months, in line with Samsung's monthly security updates. Samsung guarantees security updates for this model until January 27, 2029.

Device specifications

Display diagonal
16.5 cm (6.5")
Display resolution
1080 x 2340 pixels
RAM
6 GB
Rear camera resolution
50 MP
Rear camera type
Triple camera
Battery capacity
5000 mAh
Weight
197 g

Specifications of SM-A256B, a regional variant of the same device. Chipset and SIM lines are left out: they can differ by region.

Changelog for SM-A256U1

• Security
The device is protected with improved security.

These changes may vary depending on the model, country, or network operator of the customer environment.

One UI 8.5
Visual design

Fresh new look
One UI seamlessly integrates into your daily routine by combining immersive visuals with meaningful personalization for a more refined and sophisticated design. Transparent blur effects add depth and make content easier to navigate, while floating elements react organically to your workflow for a more focused experience. Through familiar and intuitive data visualization, One UI delivers a design that feels both personal and relatable, helping you focus...

• Security
The device is protected with improved security.

These changes may vary depending on the model, country, or network operator of the customer environment.

One UI 8.0 (Android 16)
Productivity

Check stock prices without unlocking
Stocks you follow on Google Finance with big price changes will appear on your Now bar at the end of the trading day.

Easier file sharing with Quick Share
It's never been easier to send and receive files. Tap the Quick Share button in quick settings to get started. You can receive files while the Quick Share screen is open and send files to others directly from Quick Share.

Sticky notes
Add quick annotations on top o...

• Security
The device is protected with improved security.

These changes may vary depending on the model, country, or network operator of the customer environment.

Show 16 older builds
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...

• The security of your device has been improved.

• Security
The device is protected with improved security.

• Stability and reliability
Device behavior has been improved.
• Security
The device is protected with improved security.

• The security of your device has been improved.

One UI 6.1 Upgrade
Create epic images

Copy and paste from one image to another
Add a missing element to your picture. Just clip an object from an image in Gallery, then go to the image where you want to paste it and choose Paste from clipboard in the More options menu.

More accurate image clipping
Get exactly the area you need to clip without any unwanted parts. When you clip an image in Gallery, you have the option of editing the selected area before you save it so you can get your selecti...

• The security of your device has been improved.

Similar Models

Frequently Asked Questions

What is the latest Android version for SM-A256U1?

The newest firmware for SM-A256U1 runs Android 16: build A256U1UESEEZJ1, released on October 20, 2026.

When did SM-A256U1 get its last update?

The latest build for SM-A256U1, A256U1UESEEZJ1, was released on October 20, 2026 (7 days ago).

How often does SM-A256U1 get updates?

Over the last 12 months SM-A256U1 received 10 builds, with at least one new build in 10 different months.

Is the firmware for SM-A256U1 official?

Yes, all firmware files for SM-A256U1 are 100% official, original, and obtained directly from Samsung servers.

How to flash Samsung SM-A256U1 using Odin?

To flash SM-A256U1, 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 SM-A256U1?

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 SM-A256U1.