N981U1UESBHXL1 – Galaxy Note20 5G firmware

Build N981U1UESBHXL1 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 Jan 19, 2025 (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 N981U1UESAHXJ1 is blocked. Samsung still serves this file.

Model
SM-N981U1
Android
Android 13
Type
Security
Bootloader bit
11
First released
Jan 19, 2025
Regions
16

Rollout timeline by region

The date each region code (CSC) first received N981U1UESBHXL1, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
XAAUSA (unlocked)Jan 19, 2025day 0N981U1UESBHXL1/N981U1OYMBHXL1/N981U1UESBHXL1
XARUSA (Cellular South)Jan 19, 2025day 0N981U1UESBHXL1/N981U1OYMBHXL1/N981U1UESBHXL1
XASUSA (Sprint)Jan 19, 2025day 0N981U1UESBHXL1/N981U1OYMBHXL1/N981U1UESBHXL1
BSTUSA (Boost)Jan 19, 2025day 0N981U1UESBHXL1/N981U1OYMBHXL1/N981U1UESBHXL1
CCTUSA (Comcast)Jan 19, 2025day 0N981U1UESBHXL1/N981U1OYMBHXL1/N981U1UESBHXL1
DSHUSAJan 19, 2025day 0N981U1UESBHXL1/N981U1OYMBHXL1/N981U1UESBHXL1
LRAUSA (Bluegrass)Jan 19, 2025day 0N981U1UESBHXL1/N981U1OYMBHXL1/N981U1UESBHXL1
SPRUSA (Sprint)Jan 19, 2025day 0N981U1UESBHXL1/N981U1OYMBHXL1/N981U1UESBHXL1
TFNUSA (TracFone)Jan 19, 2025day 0N981U1UESBHXL1/N981U1OYMBHXL1/N981U1UESBHXL1
TMBUSA (T-Mobile)Jan 19, 2025day 0N981U1UESBHXL1/N981U1OYMBHXL1/N981U1UESBHXL1
TMKUSA (MetroPCS)Jan 19, 2025day 0N981U1UESBHXL1/N981U1OYMBHXL1/N981U1UESBHXL1
USCUSA (US Cellular)Jan 19, 2025day 0N981U1UESBHXL1/N981U1OYMBHXL1/N981U1UESBHXL1
VZWUSA (Verizon)Jan 19, 2025day 0N981U1UESBHXL1/N981U1OYMBHXL1/N981U1UESBHXL1
ACGUSA (C Spire)Jan 19, 2025day 0N981U1UESBHXL1/N981U1OYMBHXL1/N981U1UESBHXL1
AIOUSA (Cricket)Jan 19, 2025day 0N981U1UESBHXL1/N981U1OYMBHXL1/N981U1UESBHXL1
ATTUSA (AT&T)Jan 19, 2025day 0N981U1UESBHXL1/N981U1OYMBHXL1/N981U1UESBHXL1

Download and release notes

samloader download -m SM-N981U1 -r XAA -v N981U1UESBHXL1/N981U1OYMBHXL1/N981U1UESBHXL1

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 N981U1UESBHXL1.