
Samsung Galaxy Tab A7
The latest firmware for Samsung Galaxy Tab A7 (SM-T505N) is T505NKOS7CXG1 with Android 12, released on July 17, 2024 for 1 region (CSC). Every official firmware build for SM-T505N, 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/T505NKOS7CXG1
SM-T505N started on Android 10 and has received 2 major Android upgrades; it now runs Android 12. The newest build, T505NKOS7CXG1, was released on July 17, 2024. No new build has appeared for 27 months, so regular updates for this model have most likely ended.
• Security
The device is protected with improved security.
• The security of your device has been improved.
• The security of your device has been improved.
• Security
The device is protected with improved security.
• Stability and reliability
Device behavior has been improved.
• The security of your device has been improved.
• Overall stability of your device has been improved.
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 tablet with unique colors based on your wallpaper. Your colors will be applied to menus, buttons, backgrounds, and apps throughout your tablet.
One UI 4.1 offers strong privacy protection to make sure your personal information doesn’t fall...
• Overall stability of your device has been improved.
• Overall stability of your device has been improved.
• Following applications or features added: Private Share
• 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.
• Overall stability of your device has been improved.
• Overall stability of your device has been improved.
• The security of your device has been improved.
• Enhanced Quick Share
- Improve file sharing between Galaxy devices using Quick Share.
• The boot screen layout has been changed from portrait orientation to landscape orientation.
One UI Core 3.1 Upgrade (Android 11)
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 Digit...
• The stability of Smart View has been improved.
• The security of your device has been improved.
• The stability of Knox has been improved.
• The stability of Camera has been improved.
• The security of your device has been improved.
• Improved stability. - Knox
• The security of your device has been improved.
• Overall stability of functions improved.
• Improved battery charging algorithm and stability
• The security of your device has been improved.
Box codes of SM-T505N for different colors and markets. Firmware is chosen by the model code SM-T505N and your region (CSC), not by the SKU.

SM-T290N

SM-T537A

SM-T800X

SM-T807V

SM-T230X

SM-T230NY

SM-T237V

SM-T232
The newest firmware for SM-T505N runs Android 12: build T505NKOS7CXG1, released on July 17, 2024.
The latest build for SM-T505N, T505NKOS7CXG1, was released on July 17, 2024 (2 years ago).
SM-T505N has had no new firmware for 27 months, so regular updates have most likely ended.
Yes, all firmware files for SM-T505N are 100% official, original, and obtained directly from Samsung servers.
To flash SM-T505N, 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-T505N.