A276U1UEU1AZF1 – Galaxy A27 5G firmware

Build A276U1UEU1AZF1 is a feature update for the Galaxy A27 5G (SM-A276U1) on Android 16 (One UI 8). It first appeared on Samsung's servers on Jun 29, 2026 (method) and has reached 12 regions so far. Samsung still serves this file.

Model
SM-A276U1
Android
Android 16
Type
Feature
Bootloader bit
1
First released
Jun 29, 2026
Regions
12

Rollout timeline by region

The date each region code (CSC) first received A276U1UEU1AZF1, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
ACGUSA (C Spire)Jun 29, 2026day 0A276U1UEU1AZF1/A276U1OYM1AZF1/A276U1UEU1AZF1
AIOUSA (Cricket)Jun 29, 2026day 0A276U1UEU1AZF1/A276U1OYM1AZF1/A276U1UEU1AZF1
ATTUSA (AT&T)Jun 29, 2026day 0A276U1UEU1AZF1/A276U1OYM1AZF1/A276U1UEU1AZF1
CCTUSA (Comcast)Jun 29, 2026day 0A276U1UEU1AZF1/A276U1OYM1AZF1/A276U1UEU1AZF1
DSAUSAJun 29, 2026day 0A276U1UEU1AZF1/A276U1OYM1AZF1/A276U1UEU1AZF1
DSHUSAJun 29, 2026day 0A276U1UEU1AZF1/A276U1OYM1AZF1/A276U1UEU1AZF1
LRAUSA (Bluegrass)Jun 29, 2026day 0A276U1UEU1AZF1/A276U1OYM1AZF1/A276U1UEU1AZF1
TMBUSA (T-Mobile)Jun 29, 2026day 0A276U1UEU1AZF1/A276U1OYM1AZF1/A276U1UEU1AZF1
TMKUSA (MetroPCS)Jun 29, 2026day 0A276U1UEU1AZF1/A276U1OYM1AZF1/A276U1UEU1AZF1
VZWUSA (Verizon)Jun 29, 2026day 0A276U1UEU1AZF1/A276U1OYM1AZF1/A276U1UEU1AZF1
XAAUSA (unlocked)Jun 29, 2026day 0A276U1UEU1AZF1/A276U1OYM1AZF1/A276U1UEU1AZF1
XARUSA (Cellular South)Jun 29, 2026day 0A276U1UEU1AZF1/A276U1OYM1AZF1/A276U1UEU1AZF1

Download and release notes

samloader download -m SM-A276U1 -r XAA -v A276U1UEU1AZF1/A276U1OYM1AZF1/A276U1UEU1AZF1

Samsung's release notes and security patch level for this update: SM-A276U1 / XAA on doc.samsungmobile.com. What each part of the build number means: decode A276U1UEU1AZF1.