When using Microsoft Office, license authorization screen comes to appear
When using Ofiice products installed on the SIT's download server, you will need to renew the license immediately after installation or once every six months.
If the activation screen appears, please refer to the following page to renew the license.
http://download.sic.shibaura-it.ac.jp/Office/Office2016.html (JP)
※If you are using macOS, you do not need to do this. If you are asked to sign in, select "Skip Sign-in" at the bottom of the Sign-in window.