See Raw Datas:

    Do "File, open" to see Raw data files (*.raw). If it's a recent one, Meteor as made a special file which countain detected echoes (*.ndx). In that case a green rectangle is drawn around the echo. Its number is written in the top right corner, with green color.

   

        In that "menu", there's also "Cleaning", which allows you to delete from the working directory, the anterior datas (before today). Be carreful with that function...