
Samsung Galaxy A3(2016)
The latest firmware for Samsung Galaxy A3(2016) (SM-A310Y) is A310YDVS4CTI2 with Android 5.1.1 (Lollipop), released on December 3, 2020 for 5 regions (CSC). Every official firmware build for SM-A310Y, 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/A310YDVS4CTI2
All 10 builds in our database run Android 5.1.1 (Lollipop). The newest build, A310YDVS4CTI2, was released on December 3, 2020 with the January 2018 security patch. No new build has appeared for 71 months, so regular updates for this model have most likely ended.
Specifications of SM-A310, a regional variant of the same device. Chipset and SIM lines are left out: they can differ by region.
• The security of your device has been improved.

SM-A310X

SM-A315N

SM-A320X

SM-A300XU

SM-A326K
The newest firmware for SM-A310Y runs Android 5.1.1 (Lollipop): build A310YDVS4CTI2, released on December 3, 2020.
The latest build for SM-A310Y, A310YDVS4CTI2, was released on December 3, 2020 (5 years ago).
SM-A310Y has had no new firmware for 71 months, so regular updates have most likely ended.
Yes, all firmware files for SM-A310Y are 100% official, original, and obtained directly from Samsung servers.
To flash SM-A310Y, 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-A310Y.