
Samsung Galaxy Ace4 Neo
The latest firmware for Samsung Galaxy Ace4 Neo (SM-G316ML) is G316MLUBU0AQF1 with Android 4.4.4 (KitKat), released on June 26, 2017 for 1 region (CSC). Every official firmware build for SM-G316ML, newest first: one row per build with all regions (CSC) that received it.
All 29 builds in our database run Android 4.4.4 (KitKat). The newest build, G316MLUBU0AQF1, was released on June 26, 2017. No new build has appeared for 113 months, so regular updates for this model have most likely ended.

SM-G935TZK

SM-G930AZK

SM-G935AZS

SM-G935TZS

SM-G935AZK

SM-G935TZD

SM-G975WC

SM-G975FC
The newest firmware for SM-G316ML runs Android 4.4.4 (KitKat): build G316MLUBU0AQF1, released on June 26, 2017.
The latest build for SM-G316ML, G316MLUBU0AQF1, was released on June 26, 2017 (9 years ago).
SM-G316ML has had no new firmware for 113 months, so regular updates have most likely ended.
Yes, all firmware files for SM-G316ML are 100% official, original, and obtained directly from Samsung servers.
To flash SM-G316ML, 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-G316ML.