1. From your desktop, click   Admin in the sidebar.
2. Select Workspace settings from the menu.
3. Click   Security, then select SSO & authentication. 
4. Next to An identity provider or custom SAML, click Configure SAML. If you already have SSO turned on, you may be asked to authenticate.
5. Click Edit next to a setting to manage it:
   • Require SSO authentication
   • Sync user profiles
   • Email address changes
   • Display name changes
   • SSO name and sign-in button (Business+ only)

Org owners can enable and manage SSO for their organisation. Org admins can only manage excluding members and guests from SSO sign-in. 

1. From your desktop, click your organisation name in the sidebar.
   
2. Hover over Tools & settings, then click Organisation settings. 
3. From the left-hand sidebar, click  Security, then select SSO Settings.
4. Under For the organisation, manage any of the following:
   • SSO member exclusions
   • SSO guest exclusions
   • Sync user profiles
   • Email address changes
   • Display name changes

Edit or delete SSO configurations 

1. From your desktop, click your organisation name in the sidebar.
   
2. Hover over Tools & settings, then click Organisation settings. 
3. From the left-hand sidebar, click  Security, then select SSO Settings.
4. To edit or delete an existing SSO configuration, click Edit Configuration or Delete next to the configuration. If you delete a configuration, all members who are signed in to Slack with the IDP will be logged out.