SM-X356N firmware for KOO – South Korea

19 builds for the Galaxy Tab Active5 Pro 5G in region KOO. The full version string is PDA/CSC/MODEM – you need it to download a specific build.

Version (PDA/CSC/MODEM)ReleasedAndroidTypeBitFile
X356NKOSBCZJ2/X356NKOOBCZJ2/X356NKOSBCZJ2Oct 20, 2026Android 16Security11on server
X356NKOSBCZI3/X356NKOOBCZI3/X356NKOSBCZI3Sep 16, 2026Android 16Security11on server
X356NKOSACZH4/X356NKOOACZH4/X356NKOSACZH4Aug 26, 2026Android 16Security10on server
X356NKOS9CZG5/X356NKOO9CZG5/X356NKOS9CZG5Jul 22, 2026Android 16Security9on server
X356NKOS8CZF3/X356NKOO8CZF3/X356NKOS8CZF3Jun 21, 2026Android 16Security8on server
X356NKOU7CZE4/X356NKOO7CZE4/X356NKOU7CZE4May 20, 2026Android 16Feature7on server
X356NKOS7BZD3/X356NKOO7BZD3/X356NKOS7BZD3Apr 14, 2026Android 16Security7on server
X356NKOS6BZC2/X356NKOO6BZC2/X356NKOS6BZC2Mar 18, 2026Android 16Security6on server
X356NKOS6BZB5/X356NKOO6BZB5/X356NKOS6BZB5Feb 22, 2026Android 16Security6on server
X356NKOS5BZA2/X356NKOO5BZA2/X356NKOS5BZA2Jan 18, 2026Android 16Security5on server
X356NKOS4BYL1/X356NKOO4BYL1/X356NKOS4BYL1Dec 14, 2025Android 16Security4on server
X356NKOS4BYK2/X356NKOO4BYK2/X356NKOS4BYK2Nov 19, 2025Android 16Security4on server
X356NKOU3BYJ4/X356NKOO3BYJ4/X356NKOU3BYJ4Oct 29, 2025Android 16Feature3on server
X356NKOS3AYI3/X356NKOO3AYI3/X356NKOS3AYI3Sep 14, 2025Android 15Security3on server
X356NKOU2AYH1/X356NKOO2AYH1/X356NKOU2AYH1Aug 13, 2025Android 15Feature2on server
X356NKOS2AYG1/X356NKOO2AYG1/X356NKOS2AYG1Jul 23, 2025Android 15Security2on server
X356NKOU1AYF1/X356NKOO1AYF1/X356NKOU1AYF1Jun 23, 2025Android 15Feature1on server
X356NKOU1AYE5/X356NKOO1AYE5/X356NKOU1AYE5May 29, 2025Android 15Feature1on server
X356NKOU1AYD3/X356NKOO1AYD3/X356NKOU1AYD3May 14, 2025Android 15Feature1on server

Download the latest KOO build

samloader download -m SM-X356N -r KOO -v X356NKOSBCZJ2/X356NKOOBCZJ2/X356NKOSBCZJ2

Changelog and security patch level

Samsung's official release notes for SM-X356N in KOO, including the security patch level of each update: doc.samsungmobile.com/SM-X356N/KOO. We don't show the patch level ourselves (why).

See how to download Samsung firmware and how to flash it. Back to the SM-X356N overview. All models with KOO: Samsung CSC KOO.