On the Echem Analyst™ Menu bar, select File>Open.... In the resulting dialog box, select EISPOT.DTA from the Files selector. Click Open.
Data files contain tags that identify suitable analysis packages for that file. The Gamry Echem Analyst uses this tag in conjunction with a database to determine which analysis script to use with the data file. There is no need for you to select different analysis packages.
Eventually you see a Bode plot on your screen.
Continue the tutorial.