This update includes improvements to functions as listed below.
The exact changes may differ depending on your device model, country, and service provider.
To get the best from your device, please keep your device up to date and regularly check for software updates.

Galaxy S26 Ultra (SM-S948U1)

Build Number : S948U1UES4AZG3

Android version : B(Android 16)

Release Date : 2026-07-13

Security patch level : 2026-07-05

• Security
The device is protected with improved security.

These changes may vary depending on the model, country, or network operator of the customer environment.

Build Number : S948U1UES3AZF1

Android version : B(Android 16)

Release Date : 2026-06-16

Security patch level : 2026-06-05

• Security
The device is protected with improved security.

These changes may vary depending on the model, country, or network operator of the customer environment.

Build Number : S948U1UES2AZE1

Android version : B(Android 16)

Release Date : 2026-05-28

Security patch level : 2026-05-05

• Security
The device is protected with improved security.

These changes may vary depending on the model, country, or network operator of the customer environment.

Build Number : S948U1UEU2AZDE

Android version : B(Android 16)

Release Date : 2026-05-08

Security patch level : 2026-04-05

• Stability and reliability
Device behavior has been improved.

These changes may vary depending on the model, country, or network operator of the customer environment.

Build Number : S948U1UES2AZCM

Android version : B(Android 16)

Release Date : 2026-04-06

Security patch level : 2026-04-05

• Security
The device is protected with improved security.

These changes may vary depending on the model, country, or network operator of the customer environment.

Build Number : S948U1UEU1AZCF

Android version : B(Android 16)

Release Date : 2026-03-25

Security patch level : 2026-02-05

• Stability and reliability
Device behavior has been improved.

These changes may vary depending on the model, country, or network operator of the customer environment.

Build Number : S948U1UES1AZC7

Android version : B(Android 16)

Release Date : 2026-03-11

Security patch level : 2026-02-05

• Security
The device is protected with improved security.

These changes may vary depending on the model, country, or network operator of the customer environment.