Azure logic app is an extraordinary cloud automation application. For updating Azure Active Directory user’s password in batches and automatically, azure logic app consumption or a logic app standard can invoke Azure Active Directory Graph API but it requires specific permissions.
2.Add role assignment ‘User Administrator’ to application registration
In delegated access, the calling app must be assigned the Directory.AccessAsUser.All delegated permission on behalf of the signed-in user. In application-only access, the calling app must be assigned the User.ReadWrite.All application permission and at least the User AdministratorAzure AD role.