Well, yes - but since Lectoral already includes a (reduced) version of the Equation Editor from Design Science (it is just called Trivantis Equation Editor), my first thought was the opposite: that I should remove any trace of earlier installations in order to avoid conflicts. But perhaps the thing to do is to update the editor to the latest version of MathType, IF it integrates fully with Lectora ...MichaelEdited By: Michael May on 2006-3-15 7:51:15