Don't quite understand, you only install once.
The one on the left is the typical screen.
I don't know what th other one is
Is the ine on th rtight a student or OEM disk?
Could you please fill in your computer specs in the UserCP link at the top left hand side of the page.
Then click Edit Your Details.
This freeware program will give you all the information you will need:
SIV (System Information Viewer) 4.03