
Samsung Galaxy A21s
The latest firmware for Samsung Galaxy A21s (SM-A217M) is A217MUBSCDXF2 with Android 12, released on June 25, 2024 for 11 regions (CSC). Every official firmware build for SM-A217M, 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/A217MUBSCDXF2
SM-A217M started on Android 10 and has received 2 major Android upgrades; it now runs Android 12. The newest build, A217MUBSCDXF2, was released on June 25, 2024 with the May 2024 security patch. That patch (SMR May-2024) fixes 42 vulnerabilities, 3 of them critical. No new build has appeared for 28 months, so regular updates for this model have most likely ended.
• Overall stability of your device 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.
· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.
One UI 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 4.1 offers strong privacy protection to make sure your personal information doesn’t fall in...
· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.
• The security of your device has been improved.
· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.
• Overall stability of your device has been improved.
• The security of your device has been improved.
· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.
• The performance of Camera has been improved
• Enhanced Quick Share
- Improve file sharing between Galaxy devices using Quick Share.
• The security of your device has been improved.
· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.
• Overall stability of functions improved.
· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.
One UI Core 3.1 is designed to help you focus on what matters. Our visual redesign has improved the places you visit the most, like the Home screen and quick panel, to reduce distractions, highlight important information, and make your experience more consistent. Performance improvements will help apps run quicker while using less battery power. And One UI Core 3.1 puts control in your hands with new privacy controls, one-time permissions, and enhanced Digi...
• Overall stability of functions improved.
• The security of your device has been improved.
Messages
- A feature has been added that allows the user to call a person who is saved as a pre-configured SOS message contact.
- A feature has been added that allows the user to send SOS location-sharing messages every 30 minutes for 24 hours.
• The security of your device has been improved.
Box codes of SM-A217M for different colors and markets. Firmware is chosen by the model code SM-A217M and your region (CSC), not by the SKU.

SM-A217N

SM-A215U1

SM-A310X

SM-A115A

SM-A226BR
The newest firmware for SM-A217M runs Android 12: build A217MUBSCDXF2, released on June 25, 2024.
The latest build for SM-A217M, A217MUBSCDXF2, was released on June 25, 2024 (2 years ago).
SM-A217M has had no new firmware for 28 months, so regular updates have most likely ended.
Yes, all firmware files for SM-A217M are 100% official, original, and obtained directly from Samsung servers.
To flash SM-A217M, 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-A217M.