Hi I have an android app, that use the latest arcgis runtime sdk for android 100.12. I show the map from our portal server in the mobile app. The app need to show the popup when user tap on certain feature layer icon on the map. I know that I can use the "setOnTouchListener" to listen the tap, and using to mapview identifyLayersAsync to identy the layer has popup. But I don't know how to build a popup in Android to show