
Samsung Galaxy Xcover4
The latest firmware for Samsung Galaxy Xcover4 (SM-G390Y) is G390YDXS2CTJ1 with Android 9 (Pie), released on December 4, 2020 for 7 regions (CSC). Every official firmware build for SM-G390Y, 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/G390YDXS2CTJ1
SM-G390Y started on Android 7 and has received 2 major Android upgrades; it now runs Android 9 (Pie). The newest build, G390YDXS2CTJ1, was released on December 4, 2020. No new build has appeared for 71 months, so regular updates for this model have most likely ended.
Specifications of SM-G390F, 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.
One UI brings you Android Pie 9.0, with exciting new features and a whole new look and feel based on feedback from users in Samsung and Google.
We recommend that you back up your important data to keep it safe before the upgrade.
Some apps, including Calculator, Samsung Internet, and Samsung Notes, need to be updated individually after you update your OS.
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· The security of your device has been improved.

SM-G390W

SM-G398FN

SM-G3819

SM-G388F

SM-G386W
The newest firmware for SM-G390Y runs Android 9 (Pie): build G390YDXS2CTJ1, released on December 4, 2020.
The latest build for SM-G390Y, G390YDXS2CTJ1, was released on December 4, 2020 (5 years ago).
SM-G390Y has had no new firmware for 71 months, so regular updates have most likely ended.
Yes, all firmware files for SM-G390Y are 100% official, original, and obtained directly from Samsung servers.
To flash SM-G390Y, 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-G390Y.