Galaxy s9

[alShater]

I would like to update my phone to the closest appropriate version that is compatible with Samsung galaxy s9

[Samsung_specialist]

You can check the status of your software update by going to Settings> Software Update> Download and Install. You will also receive a notification once the software is available.

[alShater]

There are no new software updates available though
The Android version is 10
The One UI version is 2.5