To install app and download MLBS map (wifi or cell sevice required):
Apple Store - ArcGIS Player
Play Store - ArcGIS AppStudio Player
Install and run the app; click the magnifying glass at the top right; search “MLBS”
Tap to choose “MLBS Trails” project; use cloud/arrow icon to download map
To use map (no wifi or cell sevice needed):
Open the app and tap to choose “MLBS Trails”
Tap the bullseye icon show your location