
Samsung Galaxy J7 Sky Pro
The latest firmware for Samsung Galaxy J7 Sky Pro (SM-S737TL) is S737TLUDS8BTF2 with Android 8.1.0, released on June 18, 2020 for 1 region (CSC). Every official firmware build for SM-S737TL, 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/S737TLUDS8BTF2
All 5 builds in our database run Android 8.1.0. The newest build, S737TLUDS8BTF2, was released on June 18, 2020. No new build has appeared for 77 months, so regular updates for this model have most likely ended.

SM-S731U

SM-S741W

SM-S721W

SM-S727VL

SM-S937U
The newest firmware for SM-S737TL runs Android 8.1.0: build S737TLUDS8BTF2, released on June 18, 2020.
The latest build for SM-S737TL, S737TLUDS8BTF2, was released on June 18, 2020 (6 years ago).
SM-S737TL has had no new firmware for 77 months, so regular updates have most likely ended.
Yes, all firmware files for SM-S737TL are 100% official, original, and obtained directly from Samsung servers.
To flash SM-S737TL, 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-S737TL.