Samsung Galaxy Xcover 4 (SM-G390F) Firmware Overview
What is the latest SM-G390F firmware?
G390FXXU6CZC3, released April 23, 2026 for region NEE with Android 9. It is a feature update on bootloader binary 6. The archive holds 2 official builds for this region.
Is the Samsung Galaxy Xcover 4 still getting updates?
The last build arrived in April 2026. Updates have slowed down — models late in their support period move to quarterly or half-yearly security patches before they stop.
Can I downgrade the SM-G390F firmware?
Only to builds with the same bootloader binary (the Bit column) or higher. All decodable builds in the archive share binary 6:
- Binary 6 — since Jul 2020
SM-G390F firmware for region NEE
How to Flash SM-G390F Firmware
Put the Samsung Galaxy Xcover 4 into Download Mode, load the BL, AP, CP and CSC files into Odin on a Windows PC and press Start. Pick a build with Bit 6 or higher if your phone is already on the latest firmware. Use HOME_CSC to keep your data, CSC for a full wipe.