Update content/admin/managing-iam/iam-configuration-reference/username-considerations-for-external-authentication.md

Author: jc-clark

content/admin/managing-iam/iam-configuration-reference/username-considerations-for-external-authentication.md

@@ -69,7 +69,7 @@ When you provision a new user from your identity provider, the new {% data varia
 
 If you use {% data variables.enterprise.data_residency %}, when you create an {% data variables.enterprise.prodname_emu_enterprise %} on {% data variables.enterprise.data_residency_site %}, your enterprise's shortcode is randomly generated.
 
-* For {% data variables.enterprise.prodname_managed_users %} with {% data variables.enterprise.data_residency_short %}, the shortcode is hidden on {% data variables.enterprise.data_residency_site %} but still part of usernames.
+* For {% data variables.enterprise.prodname_managed_users %} with {% data variables.enterprise.data_residency_short %}, the shortcode is hidden, but it is still appended as a suffix to the usernames of provisioned users.
 * The only place you are likely to see the shortcode is in the username of the setup admin, which will look like `2abvd19d_admin`.
 
 > [!NOTE]