T280XXS0ARK3 – Galaxy Tab A ⑥ firmware

Build T280XXS0ARK3 is a security update for the Galaxy Tab A ⑥ (SM-T280) on Android 5. It first appeared on Samsung's servers on Dec 23, 2018 (method) and has reached 2 regions so far. It keeps bootloader bit 0, so downgrading to the previous build T280XXS0ARJ1 is still possible. Samsung still serves this file.

Model
SM-T280
Android
Android 5
Type
Security
Bootloader bit
0
First released
Dec 23, 2018
Regions
2

Rollout timeline by region

The date each region code (CSC) first received T280XXS0ARK3, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
XARUSA (Cellular South)Dec 23, 2018day 0T280XXS0ARK3/T280XAR0ARK3/T280XXS0ARK3
XACCanadaDec 24, 2018+1 dayT280XXS0ARK3/T280XAC0ARK3/T280XXS0ARK3

Download and release notes

samloader download -m SM-T280 -r XAR -v T280XXS0ARK3/T280XAR0ARK3/T280XXS0ARK3

Samsung's release notes and security patch level for this update: SM-T280 / XAR on doc.samsungmobile.com. What each part of the build number means: decode T280XXS0ARK3.