Back up footprints by exporting them.
You can also open exported footprints files in other applications such as
Google Earth™ on your PC.
Footprints, tap a category.
, and then tap
Tip: Press and then tap
Deselect all to deselect all the footprints.
Footprints are exported as .kmz files. If you exported multiple footprints at one time, they are saved together in one .kmz file.