A102U1UESBBUF2 – Galaxy A10e firmware

Build A102U1UESBBUF2 is a security update for the Galaxy A10e (SM-A102U1) on Android 10. It first appeared on Samsung's servers on Jul 21, 2021 (method) and has reached 16 regions so far. It raises the bootloader bit from 10 to 11: once installed, the device no longer accepts firmware with bit 10 or lower, so a downgrade to A102U1UESABUC2 is blocked. Samsung still serves this file.

Model
SM-A102U1
Android
Android 10
Type
Security
Bootloader bit
11
First released
Jul 21, 2021
Regions
16

Rollout timeline by region

The date each region code (CSC) first received A102U1UESBBUF2, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
ACGUSA (C Spire)Jul 21, 2021day 0A102U1UESBBUF2/A102U1OYMBBUF2/A102U1UESBBUF2
AIOUSA (Cricket)Jul 21, 2021day 0A102U1UESBBUF2/A102U1OYMBBUF2/A102U1UESBBUF2
BSTUSA (Boost)Jul 21, 2021day 0A102U1UESBBUF2/A102U1OYMBBUF2/A102U1UESBBUF2
CCTUSA (Comcast)Jul 21, 2021day 0A102U1UESBBUF2/A102U1OYMBBUF2/A102U1UESBBUF2
DSHUSAJul 21, 2021day 0A102U1UESBBUF2/A102U1OYMBBUF2/A102U1UESBBUF2
LRAUSA (Bluegrass)Jul 21, 2021day 0A102U1UESBBUF2/A102U1OYMBBUF2/A102U1UESBBUF2
SPRUSA (Sprint)Jul 21, 2021day 0A102U1UESBBUF2/A102U1OYMBBUF2/A102U1UESBBUF2
TMBUSA (T-Mobile)Jul 21, 2021day 0A102U1UESBBUF2/A102U1OYMBBUF2/A102U1UESBBUF2
TMKUSA (MetroPCS)Jul 21, 2021day 0A102U1UESBBUF2/A102U1OYMBBUF2/A102U1UESBBUF2
USCUSA (US Cellular)Jul 21, 2021day 0A102U1UESBBUF2/A102U1OYMBBUF2/A102U1UESBBUF2
VMUUSA (Virgin)Jul 21, 2021day 0A102U1UESBBUF2/A102U1OYMBBUF2/A102U1UESBBUF2
VZWUSA (Verizon)Jul 21, 2021day 0A102U1UESBBUF2/A102U1OYMBBUF2/A102U1UESBBUF2
XAAUSA (unlocked)Jul 21, 2021day 0A102U1UESBBUF2/A102U1OYMBBUF2/A102U1UESBBUF2
XARUSA (Cellular South)Jul 21, 2021day 0A102U1UESBBUF2/A102U1OYMBBUF2/A102U1UESBBUF2
XASUSA (Sprint)Jul 21, 2021day 0A102U1UESBBUF2/A102U1OYMBBUF2/A102U1UESBBUF2
ATTUSA (AT&T)Jul 21, 2021day 0A102U1UESBBUF2/A102U1OYMBBUF2/A102U1UESBBUF2

Download and release notes

samloader download -m SM-A102U1 -r XAA -v A102U1UESBBUF2/A102U1OYMBBUF2/A102U1UESBBUF2

Samsung's release notes and security patch level for this update: SM-A102U1 / XAA on doc.samsungmobile.com. What each part of the build number means: decode A102U1UESBBUF2.