Sign in to Google Groups. Click All groups and find the group that you want to join. Click Join group. Note: If you don't see the "Ask to join group" option, you can email the group and ask to join it.

From an iOS or Android device Sign into your email account by visiting mail.google.com through a Web browser, such as Chrome. Click Groups from the apps selection. Click My groups. From My groups, click the group name to select your group.

Sign in to Google Groups. Click the name of a group. On the left, click Members. To view people who have been banned from the group, on the left, click Banned users.

Sign in to Google Groups. Search for the group: At the top, click My groups and select All groups and messages. In the search box, enter the group's name or email address or a group topic and press Enter.