For free motion you never have the feed dogs up you are the mover whenyou are doing free motion and hte faster the machine goes the smooter the stitches will be
You do have to take a st and pull up the bobbin thread to the top and then a couple of sts in place then start stippling. A pot holder or a small wall hanging could be stippled on that machine but a quilt ? Dosen't look like ther is any room to stipple.