Cubase 9 will not update or Install Help

So I got ya email from Steinberg and I bout Cubase 9 pro the 40% off updated the elic
updated elic software It is in my profile as Cubase 9 all is fine with LIC
try to install update and it crashes !!!
no explanation just will not install
See why do I even bother with Steinberg anymore
anyone eles have this problem
I
'm d/ling the full version from my profile
and will have to redo my system

Hi,

Did it crash already dieing the installation or while sharing Cubase?

Some info about your system would help here.