Contents
Use the play store to install the Data Sync plugin:
https://play.google.com/store/apps/details?id=com.atakmap.android.datasync.plugin
You may need to scroll down in the tools menu to find Plugins.
If it already says “Loaded” then skip ahead to Subscribe to feed.
If it says “Not Loaded” like in the above screenshot, tap the check box. In the dialog that pops up, tap Load: