
Samsung Galaxy Tab A (8.4, 2020)
The latest firmware for Samsung Galaxy Tab A (8.4, 2020) (SM-T307U) is T307USQSACXA1 with Android 11, released on February 13, 2024 for 5 regions (CSC). Every official firmware build for SM-T307U, 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/T307USQSACXA1
SM-T307U started on Android 9 and has received 2 major Android upgrades; it now runs Android 11. The newest build, T307USQSACXA1, was released on February 13, 2024 with the February 2024 security patch. No new build has appeared for 32 months, so regular updates for this model have most likely ended. Builds of this model reach 18 regions (CSC); ATT (United States) usually gets a new build first (58% of recent builds).
• The security of your device has been improved.
· The security of your device has been improved.
IMPORTANT INFORMATION: This update includes revised Terms & Conditions for your device, including the Dispute Resolution Agreement with arbitration terms. For more information, review https://www.samsung.com/us/support/legal/mobile/.
By clicking “Install now,” by scheduling your install, or by continuing to use your device after installation, you agree to these revised Terms & Conditions.
• Security
The device is protected with improved security.
• The security 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.
• The security of your device has been improved.
· The security 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.
• 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.
· The security of your device has been improved.
※ If your device is encrypted, it must be decrypted before upgrading.
· The security of your device has been improved.
· The security of your device has been improved.
· The security of your device has been improved.
· The security of your device has been improved.
· The security of your device has been improved.
One UI 3.1 Upgrade (Android 11)
One UI 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 3.1 puts control in your hands with new privacy controls, one-time permissions, and enhanced Digital Wellbeing....
· The security of your device has been improved.
One UI 3.1 Upgrade (Android 11)
One UI 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 3.1 puts control in your hands with new privacy controls, one-time permissions, and enhanced Digital Wellbeing....
· The security of your device has been improved.
· The security of your device has been improved.
※ If your device is encrypted, it must be decrypted before upgrading.
· The security of your device has been improved.
· The security of your device has been improved.
· The security of your device has been improved.
· The security of your device has been improved.
· The security of your device has been improved.
· The security of your device has been improved.
Box codes of SM-T307U for different colors and markets. Firmware is chosen by the model code SM-T307U 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-T307U runs Android 11: build T307USQSACXA1, released on February 13, 2024.
The latest build for SM-T307U, T307USQSACXA1, was released on February 13, 2024 (2 years ago).
SM-T307U has had no new firmware for 32 months, so regular updates have most likely ended.
Yes, all firmware files for SM-T307U are 100% official, original, and obtained directly from Samsung servers.
To flash SM-T307U, 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-T307U.