If you’ve installed MathType 7.4 but aren’t getting MathML in your XML when you export from eXtyles, you may not have Activated MathType.

For step-by-step MathType installation and activation instructions, see https://docs.wiris.com/en/mathtype/mathtype_desktop/installation

This page covers

For system requirements, see here.

If you're new to MathType, you may also find these introductory tutorials from Wiris helpful!