How to install your Office copy if you have an Office365 with on-premises licence ?

First go to your office portal https://portal.office.com ( you will be redirected to https://login.microsoftonline.com ) and login with your ID.
Now click on “install Office apps” :
Now select “Office 2016” :
Now click “run”
After this, the installation procedure starts and you just wait the download and wait the installation process ended.
That’s it