There are likely Windows Features running on the computer you don't need.
To see what these may be and make any changes you want:
-
Start / Control Panel
-
Programs and Features
-
Click on Turn Windows features on or off
-
It typically takes a little while for this window to populate
-
Hovering the mouse over an entry gives a short description of it
-
From here you can check or uncheck any entries you want.
-
For example, you may not need Windows Fax and Scan
-
Click the OK button when you are done