Is M556BXXS5CZB4/M556BODM5CZB4/M556BXXS5CZB4 stable for daily use?

This is an official firmware release. All official releases from FirmwareMirror are stable and tested. Always backup your data before flashing any firmware.

Is this firmware the latest version?

Yes, M556BXXS5CZB4/M556BODM5CZB4/M556BXXS5CZB4 is the version shown. Check FirmwareMirror regularly for newer versions of Samsung Galaxy M55 5G (SM-M556B) firmware.

Download Samsung Galaxy M55 5G (SM-M556B) ROM - M556BXXS5CZB4/M556BODM5CZB4/M556BXXS5CZB4 (BNG)

Name: M556BXXS5CZB4/M556BODM5CZB4/M556BXXS5CZB4 for Samsung Galaxy M55 5G (SM-M556B)
Availability: InStock
Author: Samsung

What's New

Samsung SM-M556B firmware update — February 2026 security patch. Build: M556BXXS5CZB4. Includes the latest Android security patches and system stability improvements. Flash using Samsung Odin3.

Android Version

N/A

File Size

2.18 GB

Release Date

Feb 01, 2026

Flash Method

Odin

Download ROM

Available

Download Now

File Size: 2.18 GB

Mirror Downloads (1)

Mirror 1

1 mirror(s) available • Click any button to download

Verification & Details

Package Name:

M556BXXS5CZB4

How to Flash Odin on Samsung Galaxy M55 5G (SM-M556B)

Please follow these steps carefully to install the M556BXXS5CZB4/M556BODM5CZB4/M556BXXS5CZB4 update safely. Ensure your device has at least 60% battery.

Download the M556BXXS5CZB4/M556BODM5CZB4/M556BXXS5CZB4 Recovery ROM (.zip file).
Transfer the file to the internal storage root directory of your Samsung Galaxy M55 5G (SM-M556B).
Navigate to Settings > About Phone > System Update.
Tap the OS logo 10 times to enable advanced features.
Tap the top-right menu icon and select 'Choose update package'.
Select the downloaded zip file and wait for the automated installation to complete.

Back to Samsung Galaxy M55 5G (SM-M556B)

Download Samsung Galaxy M55 5G (SM-M556B) Firmware (M556BXXS5CZB4/M556BODM5CZB4/M556BXXS5CZB4)