Update cross-tenant-synchronization-configure.md

Author: ArvindHarinder1

articles/active-directory/multi-tenant-organizations/cross-tenant-synchronization-configure.md

@@ -481,7 +481,7 @@ Currently, there isn't a way to delete a configuration on the **Configurations**
 
     :::image type="content" source="./media/cross-tenant-synchronization-configure/enterprise-applications-configuration-delete.png" alt-text="Screenshot of the Enterprise applications Properties page showing how to delete a configuration." lightbox="./media/cross-tenant-synchronization-configure/enterprise-applications-configuration-delete.png":::
 
-#### Symptom - Users skipped due to presence of altSecId
+#### Symptom - Users are skipped because SMS sign-in is enabled on the user
 Users are skipped from synchronization. The scoping step includes the following filter with status false: "Filter external users.alternativeSecurityIds EQUALS 'None'"
 
 **Cause**