TDXM is installed along with your HyperDoc Installation. All it's components are installed into Tessel Software Line\HyperDoc\Program
folder.
TDXMPP requires additional components and applications to be installed. To prepare complete TDXMPP environment it is needed to:
Install SuperEdit to default installation subdirectory
C:\Program Files\Tessel Software Line\SuperEdit PRO
.Install Microsoft .NET Framework 4.0.
Note
As TDXM installs along with HyperDocs so it needs all requirements needed for HyperDoc installation.