Can't install Zenon 8.10

Can't install Zenon 8.10

Hi, do you can help me? I can't install zenon 8.10.
screen -

button for install "zenon Editor" is disabled.

In begin I was need to change my zenon version 7.60 to 8.10, but when I install zenon 8.10, it don't work.
Don't work Demo license/

Then I try to full delete Zenon 7.60 and Zenon 8.10, clear registery and re-install zenon 8.10, but dutton is disable(

How I can Install it now?

This is a migrated post! Originally posted on 13.08.2019 by user xxxd0nixxx. Please be aware that information can be outdated.