Is S938BXXU5BYI3/S938BOXM5BYI4/S938BXXU5BYI3 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, S938BXXU5BYI3/S938BOXM5BYI4/S938BXXU5BYI3 is the version shown. Check FirmwareMirror regularly for newer versions of Samsung Galaxy S25 Ultra firmware.

Download Samsung Galaxy S25 Ultra ROM - S938BXXU5BYI3/S938BOXM5BYI4/S938BXXU5BYI3 (XID)

Name: S938BXXU5BYI3/S938BOXM5BYI4/S938BXXU5BYI3 for Samsung Galaxy S25 Ultra
Availability: InStock
Author: Samsung

What's New

Samsung SM-S938B firmware update — September 2025 security patch. Build: S938BXXU5BYI3. Includes the latest Android security patches and system stability improvements. Flash using Samsung Odin3.

Android Version

N/A

File Size

594.43 MB

Release Date

Sep 01, 2025

Flash Method

Odin

Download ROM

Available

Download Now

File Size: 0.58 GB

Mirror Downloads (2)

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

Verification & Details

Package Name:

S938BXXU5BYI3

How to Flash Odin on Samsung Galaxy S25 Ultra

Please follow these steps carefully to install the S938BXXU5BYI3/S938BOXM5BYI4/S938BXXU5BYI3 update safely. Ensure your device has at least 60% battery.

Download the S938BXXU5BYI3/S938BOXM5BYI4/S938BXXU5BYI3 Recovery ROM (.zip file).
Transfer the file to the internal storage root directory of your Samsung Galaxy S25 Ultra.
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 S25 Ultra

Download Samsung Galaxy S25 Ultra Firmware (S938BXXU5BYI3/S938BOXM5BYI4/S938BXXU5BYI3)