The Adobe Flash Player for Android is no longer available from Google Play.
The browsers in Android version 4.1 or newer no longer support the Flash Player. For devices running versions of Android older than 4.1, it is still possible to download and manually install the Flash Player, but this player is no longer being supported or updated. For information on how to manually install, read here:
For more background information, read here: http://blogs.adobe.com/flashplayer/2012/06/flash-player-and-android-update.html