The latest Samsung device to get the May security patch is the Galaxy S6 Active on AT&T and the update comes with the software version G890AUCU6DQE1.
The software update for the Samsung Galaxy S6 Active comes with Google’s latest security patch for Android.
The update is around 15MB in size and it has been released as an over the air update, you can check to see if it is available for your device from the settings menu.
If you receive the May security patch on your AT&T Samsung Galaxy S6 Active, leave a comment and let us know.
Source The Android Soul