T280XXS0ARK4 – Galaxy Tab A ⑥ firmware

Build T280XXS0ARK4 is a security update for the Galaxy Tab A ⑥ (SM-T280) on Android 5. It first appeared on Samsung's servers on Jan 7, 2019 (method) and has reached 2 regions so far. It keeps bootloader bit 0, so downgrading to the previous build T280XXS0ARL1 is still possible. Samsung still serves this file.

Model
SM-T280
Android
Android 5
Type
Security
Bootloader bit
0
First released
Jan 7, 2019
Regions
2

Rollout timeline by region

The date each region code (CSC) first received T280XXS0ARK4, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
XNZNew ZealandJan 7, 2019day 0T280XXS0ARK4/T280XNZ0ARK4/T280XXS0ARK4
XSAAustraliaJan 7, 2019day 0T280XXS0ARK4/T280XSA0ARK4/T280XXS0ARK4

Download and release notes

samloader download -m SM-T280 -r XSA -v T280XXS0ARK4/T280XSA0ARK4/T280XXS0ARK4

Samsung's release notes and security patch level for this update: SM-T280 / XSA on doc.samsungmobile.com. What each part of the build number means: decode T280XXS0ARK4.