What tools are available for transferring data between MapInfo and GPS devices?
Discover 2017 added improved support for import and export of GPX file, under the GPS tools menu. The includes improved handling of tracks and routes.
In older versions of Discover, provides direct import/export support for the GPS eXchange file format (.GPX) via the Vector Import and Vector Export tools, ( also available via Discover>Import and Export>Transform Vector File).