There are two paths that lead to the google groups page.
- Visit https://groups.google.com
- Select Groups from Google App Launcher
Use the menu to the left to navigate though groups.
Join a group
- Click on All Groups to get a list of all available groups.
- Scroll and find the group you want to join.
- Click Ask to join group icon to ask to join the group.
- wait for an email confirming your request has been accepted.
Leave a group
- Click My Groups in the menu to the left.
- Click Leave group Icon on the right.