
Samsung Galaxy A02s
The latest firmware for Samsung Galaxy A02s (SM-A025A) is A025AUCS8CXK1 with Android 12, released on November 20, 2024 for 1 region (CSC). Every official firmware build for SM-A025A, 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/A025AUCS8CXK1
SM-A025A started on Android 11 and has received 1 major Android upgrade; it now runs Android 12. The newest build, A025AUCS8CXK1, was released on November 20, 2024. No new build has appeared for 23 months, so regular updates for this model have most likely ended.
Specifications of SM-A025FZBFTUR, a regional variant of the same device. Chipset and SIM lines are left out: they can differ by region.

SM-A185G

SM-A185F

SM-A077F

SM-A085F

SM-A085M

SM-A276B

SM-A576U

SM-A566U
The newest firmware for SM-A025A runs Android 12: build A025AUCS8CXK1, released on November 20, 2024.
The latest build for SM-A025A, A025AUCS8CXK1, was released on November 20, 2024 (1 year ago).
SM-A025A has had no new firmware for 23 months, so regular updates have most likely ended.
Yes, all firmware files for SM-A025A are 100% official, original, and obtained directly from Samsung servers.
To flash SM-A025A, 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-A025A.