2022---galaxy-s9--samsung-deploys-a-final-security-update Apr 2026

: Following the final OS update, the series was moved from monthly to quarterly security updates for its final year of support.

: The devices received two major OS upgrades, ending officially on Android 10 with One UI 2.5 in late 2020. 2022---Galaxy-S9--Samsung-deploys-a-final-security-update

The Galaxy S9 series followed a standard (at the time) trajectory of support: : Released in 2018 with Android 8.0 Oreo . : Following the final OS update, the series

: This update was notable because it arrived after many expected support to have already ceased, as the S9 was not included in Samsung's newer "four generations of OS updates" policy, which only applies to devices launched in 2019 and later. Software Lifecycle Overview : This update was notable because it arrived

: Some users turn to the after-development community on platforms like the XDA Forums to install custom ROMs, potentially bringing later versions of Android to the aging hardware.