Patch Repository

Windows 8.1 Enterprise Edition (x64) Patch Details
Patch Name Windows8.1-kb4012864-x64.msu
Patch Description Update for Windows 8.1 for x64-based Systems (KB4012864)
Bulletin Id MSWU-2357
Bulletin Title DST changes in Windows for Northern Cypress, Mongolia, and Russian Saratov region (KB4012864)
Severity Unrated
Location Path Windows8.1-kb4012864-x64.msu
Bulletin Summary Update for Windows 8.1, Windows Server 2012 R2, Windows Embedded 8 Standard, Windows Server 2012, Windows Embedded Standard 7, Windows 7, Windows Server 2008 R2, Windows Server 2008, Windows Vista, and Windows XP Embedded (KB4012864).
Superceding Bulletin Id MS17-JUL2
Patch Release Date Mar 21, 2017

Affected Product Information

Product Name Service Pack Name
Windows 8.1 Enterprise Edition (x64)Windows 8.1 Gold (x64)
Windows 8.1 Home Basic Edition (x64)Windows 8.1 Gold (x64)
Windows 8.1 Home Premium Edition (x64)Windows 8.1 Gold (x64)
Windows 8.1 Professional Edition (x64)Windows 8.1 Gold (x64)
Windows 8.1 Starter Edition (x64)Windows 8.1 Gold (x64)
Windows 8.1 Ultimate Edition (x64)Windows 8.1 Gold (x64)
Update 1 for Windows 8.1 and Server 2012 R2Windows 8.1 Update 1
Windows 8.1 Professional with Media Center Edition (x64)Windows 8.1 Gold (x64)
Windows 8.1 (x64)Windows 8.1 Gold (x64)

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