
Even though Samsung’s One UI 7 has witnessed delays since its initial days, the stable update rollout is subsequently making its way to more older Galaxy devices, including Galaxy S22 series, S24 FE and more. Now, Samsung is expanding the stable update to the Galaxy S21 series.
Specifically, the latest stable firmware for the Galaxy S21, Galaxy S21+ and Galaxy S21 Ultra is identified with G991NKSU8HYD9, G996NKSU8HYD9 and G998NKSU8HYD9 build numbers, respectively.
Currently, the latest update appears to be limited to Samsung’s home town, South Korea, wider availability is expected in the coming future. Meanwhile, One UI 7 version, which is topped up with Android 15, apparently focuses on taking the user’s experience to the next level.
It includes plenty of new features and upgrades like a more improved and enhanced Galaxy AI functions, enhanced yet redefined UI, sophisticated home screen and lock screen widget customizations, and the newly introduced Now Bar feature that allows users to get all the key information at a glance, from sports to regular news and more.

Additionally, the update adds various boosted productivity tools such as Writing Assist, Circle to Search, call summaries, Drawing Assist, transcript, interpreter and more.
Also, the update further integrates the latest April security patch that provides more improvements to the device’s overall security and core functionality to offer a more secure user experience.
Since the latest One UI 7 stable update is reaching even more older generation Galaxy devices, Galaxy S21 series owners can now download and install the latest version on their devices when available.