SC55BOMS1DYB1 – Galaxy Z Fold3 5G firmware

Build SC55BOMS1DYB1 is a security update for the Galaxy Z Fold3 5G (SC-55B) on Android 14 (One UI 6). It first appeared on Samsung's servers on Feb 27, 2025 (method) and has reached 1 region so far. It keeps bootloader bit 1, so downgrading to the previous build SC55BOMS1DXJ1 is still possible. Samsung still serves this file.

Model
SC-55B
Android
Android 14
Type
Security
Bootloader bit
1
First released
Feb 27, 2025
Regions
1

Rollout timeline by region

The date each region code (CSC) first received SC55BOMS1DYB1, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
DCMJapan (docomo)Feb 27, 2025day 0SC55BOMS1DYB1/SC55BDCM1DYB1/SC55BOMS1DYB1

Download and release notes

samloader download -m SC-55B -r DCM -v SC55BOMS1DYB1/SC55BDCM1DYB1/SC55BOMS1DYB1

Samsung's release notes and security patch level for this update: SC-55B / DCM on doc.samsungmobile.com. What each part of the build number means: decode SC55BOMS1DYB1.