How to install Virtual Machine windows 7 32bit to support older softwares on my new windows 10

Follow this guide to activate Hyper V virtual machine and install required windows from a image or CD
https://www.groovypost.com/howto/create-virtual-machine-windows-10-hyper-v/

how to activate internet connection on the virtual machine:
http://superuser.com/questions/469806/windows-8-hyper-v-how-to-give-vm-internet-access