J400FXXU9CVE1 – Galaxy J4 firmware

Build J400FXXU9CVE1 is a feature update for the Galaxy J4 (SM-J400F) on Android 10. It first appeared on Samsung's servers on Nov 15, 2022 (method) and has reached 1 region so far. It keeps bootloader bit 9, so downgrading to the previous build J400FXXS9CVE4 is still possible. Samsung still serves this file.

Model
SM-J400F
Android
Android 10
Type
Feature
Bootloader bit
9
First released
Nov 15, 2022
Regions
1

Not yet released in 33 regions that are still on an older build: ACR, AFG, BKD, BNG, CAM, CAU, DKR, ECT, EGY, ILO, INS, KSA, LAO, LYS and 19 more.

Rollout timeline by region

The date each region code (CSC) first received J400FXXU9CVE1, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
MWDMoroccoNov 15, 2022day 0J400FXXU9CVE1/J400FOJM9CVE1/J400FXXU9CUJ1

Download and release notes

samloader download -m SM-J400F -r MWD -v J400FXXU9CVE1/J400FOJM9CVE1/J400FXXU9CUJ1

Samsung's release notes and security patch level for this update: SM-J400F / MWD on doc.samsungmobile.com. What each part of the build number means: decode J400FXXU9CVE1.