With the 2021 Release Wave 1 Update, now we can update resolved and canceled cases through API / Power Automate . https://nishantrana.me/2021/04/20/update-resolved-and-cancelled-cases-incident-without-reopening-reactivating-2021-release-wave-1-dynamics-365/ To set it, we can navigate to Customer Service Hub > Service Management > Service Terms > Service Configuration Settings > Case Update after resolution The different options available are Don’t allow updates … Continue reading Case update after resolution settings in Dynamics 365 Customer Service Hub