From Microsoft Corporation
MC226742, Stay Informed, Published date: Nov 13, 2020
ALERT: OCCURS Nov 20, 2020
We have maintenance planned for Teams and Skype for Business:
Starting November 20, 2020 01:00 UTC.
Ending November 20, 2020 02:00 UTC.How this will affect you organization:
As part of this planned maintenance, the following feature areas may be affected: Policy management and Tenant configuration during the maintenance window may take as long as 6 hours to take effect. Batch policy management may fail for some users. This will be reflected in the batch status report. Retry any failed users outside of the maintenance window.
This maintenance is planned outside of normal business hours, to help minimize any impact to your organization.
For organizations with users around the globe, we recognize that “outside of normal business hours” might affect you differently. We apologize for the impact this may have on your users. We are working hard to improve Teams and Skype for Business, to minimize these maintenance windows.What you need to do to prepare:
During this planned maintenance window, the following workarounds can be used: To avoid delays in configuration changes taking effect, please perform administration outside of the maintenance window. For any Batch assignment failures please retry outside of the maintenance window.