
Samsung Galaxy A03
The latest firmware for Samsung Galaxy A03 (SM-A035F) is A035FXXS9CYG1 with Android 13, released on September 10, 2025 for 44 regions (CSC). Every official firmware build for SM-A035F, newest first: one row per build with all regions (CSC) that received it.
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/A035FXXS9CYG1
SM-A035F started on Android 11 and has received 2 major Android upgrades; it now runs Android 13. The newest build, A035FXXS9CYG1, was released on September 10, 2025 with the August 2025 security patch. That patch (SMR Aug-2025) fixes 36 vulnerabilities, 1 of them critical. No new build has appeared for 13 months, so regular updates for this model have most likely ended. Builds of this model reach 44 regions (CSC); SER (Russia) usually gets a new build first (100% of recent builds).
Specifications of SM-A035G, a regional variant of the same device. Chipset and SIM lines are left out: they can differ by region.
• Security
The device is protected with improved security.
These changes may vary depending on the model, country, or network operator of the customer environment.
• Security
The device is protected with improved security.
• The security of your device has been improved.
• Stability and reliability
Device behavior has been improved.
• Security
The device is protected with improved security.
• The security of your device has been improved.
• Stability and reliability
Device behavior has been improved.
• Security
The device is protected with improved security.
One UI Core 5.1 takes your phone to the next level with new Gallery features as well as productivity and personalization enhancements.
Revamped info display
When you swipe up while viewing a picture or video in your Gallery, you can see when and where the picture was taken, which device took the picture, where the picture is stored, and more. Now with a simpler layout.
Easily minimize or switch to full screen
You can now minimize or maximize a...
• Security
The device is protected with improved security.
• The security of your device has been improved.
• Stability and reliability
Device behavior has been improved.
One UI Core 5 brings you more powerful personalization and makes it easier to get things done across your Galaxy devices.
New app icons and illustrations
Icon symbols are larger for a bolder look that's easier to scan. Subtle background gradients and improved contrast give a fresher, more natural feel. New help illustrations have been created to give a consistent look to all apps.
Smoother than ever before
New animations and transition effec...
• Stability and reliability
Device behavior has been improved.
One UI Core 4.1 brings you a wide array of new features and enhancements for your Galaxy devices. More intuitive, more fun, more secure, and easier than ever.
Check out the changes below.
Customize your phone with unique colors based on your wallpaper. Your colors will be applied to menus, buttons, backgrounds, and apps throughout your phone.
One UI Core 4.1 offers strong privacy protection to make sure your personal information...
• Stability and reliability
Device behavior has been improved.
• Security
The device is protected with improved security.
One UI Core 4.1 brings you a wide array of new features and enhancements for your Galaxy devices. More intuitive, more fun, more secure, and easier than ever.
Check out the changes below.
Customize your phone with unique colors based on your wallpaper. Your colors will be applied to menus, buttons, backgrounds, and apps throughout your phone.
One UI Core 4.1 offers strong privacy protection to make sure your personal information...
• Stability and reliability
Device behavior has been improved.
• The security of your device has been improved.
• Overall stability of your device has been improved.
• The security of your device has been improved.
• The security of your device has been improved.
• Overall stability of your device has been improved.

SM-A035G

SM-A037U1

SM-A032M

SM-A025A

SM-A136S
The newest firmware for SM-A035F runs Android 13: build A035FXXS9CYG1, released on September 10, 2025.
The latest build for SM-A035F, A035FXXS9CYG1, was released on September 10, 2025 (1 year ago).
SM-A035F has had no new firmware for 13 months, so regular updates have most likely ended.
Yes, all firmware files for SM-A035F are 100% official, original, and obtained directly from Samsung servers.
To flash SM-A035F, 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.
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-A035F.