M2 (EU Germany) - January 18, 2019 9:30 PM ET - 3:30 AM ET
M6 (EU France) - January 18, 2019 9:30 PM ET - 3:30 AM ET
M1 (US East) - January 18, 2019 10:00 PM ET - 4:00 AM ET
M3 (US South) - January 18, 2019 10:00 PM ET - 4:00 AM ET
Reason: Code Release
Impact During Minor Portal Maintenance: The following services will be unavailable during this maintenance window: New Enrollments, End User Portal, Cloud Extender Functions (Actions initiated from the portal UI, re-enrollments, Shared Device New user AD sign in, AD/LDAP Functions) and Admin portal AD/LDAP Authentication.
Impact Post Maintenance: Check Release Wiki : https://www.ibm.com/developerworks/community/wikis/home?lang=en#!/wiki/W0dcb4f3d0760_48cd_9026_a90843b9da06/page/MaaS360%20Cloud%2010.72%20Release%20Summary