# Allow anyone to join without an invitation

{!admin-only.md!}

By default, users need an invitation to join. You can open your Zulip
up so that anyone can join without an invitation.

{start_tabs}

1. Set [default streams](/help/set-default-streams-for-new-users) for new users.

{settings_tab|organization-permissions}

1. Find the section **Joining the organization**.

1. Set **Are invitations required for joining the organization** to **No**.

1. Set **Restrict email domains of new users?** to either
   **Don't allow disposable email addresses** (recommended) or **No**.

1. Click **Save changes**.

{end_tabs}
