Enterprise Mobility and Security Blog

Version Availability Date Support Phase
4.7 (baseline) February, 2015 Technical Support (Only) for upgrades to the latest platform version
4.8 May, 2015 Technical Support (Only)
4.9 April, 2016 Technical Support (Only)
4.10 October, 2016 Security and Critical Updates



Monthly Update Publishing Channel Classification Release Schedule What’s in it Size



Windows Server Update Services (WSUS) Windows



Security Only Quality Update No Yes Yes Security Updates 2nd Tuesday of the month Security fixes for the month Relatively Small
Security Monthly Quality Rollup

(or “monthly rollup” in short)


Yes Yes Yes Security Updates 2nd Tuesday of the month All new security fixes for that month (the same ones included in the security-only update released at the same time), as well as fixes from all previous monthly rollups Starts out relatively small in October and grows month over month