If a user wants to upgrade Office 365 from any of the packages, there is no disruption happening during migration, and the data is kept safe. There's no loss of data.
Azure Stack offers scalability and easy initial setup, supporting on-premises and cloud environments. While efficient in bridging such infrastructures and featuring Kubernetes integration, it lacks features compared to public Azure, such as VM core offerings. The platform's high pricing and complex implementation add to cost management challenges. Poor technical support and restrictive networking further complicate deployment. Integration with AI, disaster recovery, and third-party products remains problematic for users.