The main Protospace Wordpress website is found at https://protospace.ca.
You can ask a director to edit the website for you, or to create you an account so you can edit it yourself.
Log into Wordpress at https://protospace.ca/wp-admin
Edit the pages or sections you'd like following the guide to the right.
Be careful about installing plugins since it increases the website's attack surface.
The website files and database is automatically backed up weekly offsite and offline.