N981U1UESAHXJ1 – Galaxy Note20 5G firmware

Build N981U1UESAHXJ1 is a security update for the Galaxy Note20 5G (SM-N981U1) on Android 13 (One UI 5). It first appeared on Samsung's servers on Oct 23, 2024 (method) and has reached 16 regions so far. It raises the bootloader bit from 9 to 10: once installed, the device no longer accepts firmware with bit 9 or lower, so a downgrade to N981U1UES9HXH1 is blocked. Samsung still serves this file.

Model
SM-N981U1
Android
Android 13
Type
Security
Bootloader bit
10
First released
Oct 23, 2024
Regions
16

Rollout timeline by region

The date each region code (CSC) first received N981U1UESAHXJ1, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
XAAUSA (unlocked)Oct 23, 2024day 0N981U1UESAHXJ1/N981U1OYMAHXJ1/N981U1UESAHXJ1
XARUSA (Cellular South)Oct 23, 2024day 0N981U1UESAHXJ1/N981U1OYMAHXJ1/N981U1UESAHXJ1
XASUSA (Sprint)Oct 23, 2024day 0N981U1UESAHXJ1/N981U1OYMAHXJ1/N981U1UESAHXJ1
AIOUSA (Cricket)Oct 23, 2024day 0N981U1UESAHXJ1/N981U1OYMAHXJ1/N981U1UESAHXJ1
ATTUSA (AT&T)Oct 23, 2024day 0N981U1UESAHXJ1/N981U1OYMAHXJ1/N981U1UESAHXJ1
BSTUSA (Boost)Oct 23, 2024day 0N981U1UESAHXJ1/N981U1OYMAHXJ1/N981U1UESAHXJ1
CCTUSA (Comcast)Oct 23, 2024day 0N981U1UESAHXJ1/N981U1OYMAHXJ1/N981U1UESAHXJ1
DSHUSAOct 23, 2024day 0N981U1UESAHXJ1/N981U1OYMAHXJ1/N981U1UESAHXJ1
SPRUSA (Sprint)Oct 23, 2024day 0N981U1UESAHXJ1/N981U1OYMAHXJ1/N981U1UESAHXJ1
TFNUSA (TracFone)Oct 23, 2024day 0N981U1UESAHXJ1/N981U1OYMAHXJ1/N981U1UESAHXJ1
TMBUSA (T-Mobile)Oct 23, 2024day 0N981U1UESAHXJ1/N981U1OYMAHXJ1/N981U1UESAHXJ1
TMKUSA (MetroPCS)Oct 23, 2024day 0N981U1UESAHXJ1/N981U1OYMAHXJ1/N981U1UESAHXJ1
USCUSA (US Cellular)Oct 23, 2024day 0N981U1UESAHXJ1/N981U1OYMAHXJ1/N981U1UESAHXJ1
VZWUSA (Verizon)Oct 23, 2024day 0N981U1UESAHXJ1/N981U1OYMAHXJ1/N981U1UESAHXJ1
ACGUSA (C Spire)Nov 4, 2024+12 daysN981U1UESAHXJ1/N981U1OYMAHXJ1/N981U1UESAHXJ1
LRAUSA (Bluegrass)Nov 4, 2024+12 daysN981U1UESAHXJ1/N981U1OYMAHXJ1/N981U1UESAHXJ1

Download and release notes

samloader download -m SM-N981U1 -r XAA -v N981U1UESAHXJ1/N981U1OYMAHXJ1/N981U1UESAHXJ1

Samsung's release notes and security patch level for this update: SM-N981U1 / XAA on doc.samsungmobile.com. What each part of the build number means: decode N981U1UESAHXJ1.