Microsoft-managed Sandbox Tier-1 (Develop and Test – Single-box) environment periodic maintenance
On a weekly basis, Microsoft may apply needed critical or security updates to the Microsoft operating system or infrastructure on Microsoft-managed Dynamics 365 Finance and Operations Sandbox Tier-1 (Develop and Test – Single-box) machines. This maintenance will occur during your regional maintenance weekend window (Friday, Saturday, or Sunday). In addition to Microsoft operating system updates,