Galaxy A15 5G SM-A156U1 firmware

The latest stable build is A156U1UESDEZJ6 (Android 16, security update), first released on Oct 19, 2026 – 18 days ago. Samsung has published 24 stable builds for this model since Dec 28, 2023: 17 security and 7 feature updates, from Android 14 to Android 16. The current bootloader (binary) version is 13. A device on bit 13 only accepts firmware with bit 13 or higher – see downgrading and the bootloader bit.

Latest build
A156U1UESDEZJ6
Released
Oct 19, 2026
Android
Android 16
Bootloader bit
13
Regions
13
Stable builds
24

Latest firmware by region (CSC)

Samsung builds firmware per region code (CSC). Pick the code that matches your device – it is shown under Settings › About phone › Software information › Service provider software version. Follow a code for its complete history.

CSCRegionLatest buildAndroidReleasedBuilds
ACGUSA (C Spire)A156U1UESDEZJ6Android 16Oct 19, 202624
AIOUSA (Cricket)A156U1UESDEZJ6Android 16Oct 19, 202624
ATTUSA (AT&T)A156U1UESDEZJ6Android 16Oct 19, 202624
CCTUSA (Comcast)A156U1UESDEZJ6Android 16Oct 19, 202624
DSAUSAA156U1UESDEZJ6Android 16Oct 19, 202624
DSHUSAA156U1UESDEZJ6Android 16Oct 19, 202624
LRAUSA (Bluegrass)A156U1UESDEZJ6Android 16Oct 19, 202624
TMBUSA (T-Mobile)A156U1UESDEZJ6Android 16Oct 19, 202624
TMKUSA (MetroPCS)A156U1UESDEZJ6Android 16Oct 19, 202624
USCUSA (US Cellular)A156U1UESDEZJ6Android 16Oct 19, 202624
VZWUSA (Verizon)A156U1UESDEZJ6Android 16Oct 19, 202624
XAAUSA (unlocked)A156U1UESDEZJ6Android 16Oct 19, 202624
XARUSA (Cellular South)A156U1UESDEZJ6Android 16Oct 19, 202624

Firmware history (24 builds)

Every stable build (PDA version) Samsung has published for the SM-A156U1, newest first. “” is the earliest date the build appeared on Samsung's servers in any region. “” means Samsung no longer serves the file for that build.

Build (PDA)ReleasedAndroidTypeBitRegionsFile
A156U1UESDEZJ6Oct 19, 2026Android 16Security1313on server
A156U1UESCEZG1Jul 30, 2026Android 16Security1213on server
A156U1UESBEZF6Jun 30, 2026Android 16Security1113on server
A156U1UEUBEZEAJun 16, 2026Android 16Feature1113on server
A156U1UESBDZDDMay 14, 2026Android 16Security1113on server
A156U1UESADZB5Mar 16, 2026Android 16Security1013on server
A156U1UES9DZA1Feb 8, 2026Android 16Security913on server
A156U1UES8DYL3Jan 5, 2026Android 16Security813on server
A156U1UES7DYJ1Nov 4, 2025Android 16Security713on server
A156U1UEU7DYIBOct 23, 2025Android 16Feature713on server
A156U1UES7CYF1Jul 29, 2025Android 15Security713on server
A156U1UEU6CYE9Jun 25, 2025Android 15Feature613on server
A156U1UES6BYCGApr 24, 2025Android 14Security613on server
A156U1UES5BYB1Mar 25, 2025Android 14Security513on server
A156U1UES5BYA3Jan 22, 2025Android 14Security513on server
A156U1UES5BXKBDec 15, 2024Android 14Security513on server
A156U1UEU5BXK6Dec 9, 2024Android 14Feature513on server
A156U1UES4BXJ2Oct 24, 2024Android 14Security413on server
A156U1UES3BXI3Sep 17, 2024Android 14Security313on server
A156U1UEU3BXG8Aug 20, 2024Android 14Feature313on server
A156U1UES2BXE5Jun 4, 2024Android 14Security213on server
A156U1UEU1BXDBMay 22, 2024Android 14Feature113on server
A156U1UES1AXA3Feb 12, 2024Android 14Security113on server
A156U1UEU1AWL3Dec 28, 2023Android 14Feature113on server

How to download SM-A156U1 firmware

We do not host firmware. Download it directly from Samsung's servers with a free open-source tool, for example samloader:

samloader download -m SM-A156U1 -r XAA

Replace XAA with your region code. Step-by-step instructions, including a graphical alternative: How to download Samsung firmware.

Changelog and security patch level

Samsung publishes the release notes for each update, including the security patch level, on its own site. They are listed per region – for example SM-A156U1 / XAA release notes on doc.samsungmobile.com. Each region page here links to the notes for that code.