Free access to Microsoft Software
Microsoft Azure Dev Tools for Education
https://azureforeducation.microsoft.com/devtools
Click on the "Sign In" button and enter your userid as "userid@ucl.ac.uk" and your usual UCL password (Where "userid" is replaced with your usual UCL userid)
This should take you to the "Azure Education Hub. Click on the "Download Software" link and you should see a list of applications and operating systems that you are able to download and install.