Password change

I am having issues with logging into the university computer as it keeps saying this as shown below. How do I reset my password? 

Thank you for your enquiry. You should have had an email in your University Google email account advising you on how to change your password

https://lrweb.beds.ac.uk/libraryservices/using-the-library/loans,-renewals-and-reservations/regforserv

follow the link to

password.beds.ac.uk

and follow the on-screen instructions