Samsung Galaxy S9

The Samsung Galaxy S9 and Samsung Galaxy S9+ (shortened to S9 and S9+, respectively) are Android smartphones manufactured and released by Samsung as part of the Samsung Galaxy S series. The devices were revealed on 25 February 2020, as the successors to the Samsung Galaxy S8.

Software
The phones run of the Android 8.0 Oreo. In December 2020, Samsung began releasing the Android 9.0 Pie for the S9. This update featured a revamp for Samsung's One UI.

Battery
Many S9 phone user reported experiencing New 9th anniversary below average level Over the horizon 2018 battery life. The issue 9 years was fixed by Samsung in an August 2020 update.