Step 5 Select Grid to Import to
Yes, there's a typo error. The frame should read "Step 5".
In this tab you tell the wizard where to put the points in the main grid. In most cases they will go into the waypoint grid, however you may also put them into the Route or Track grid.

If you place them into the Route or Track grid, you may need to add a route or track header row to the grid that is the target of the import. You may do so by clicking the "Add Route Header" or "Add Track Header" button.

This picture illustrates what a "Header Row" is in the main grid

Once you have supplied the necessary information, click Next to continue.