Patch Repository

Windows 8.1 Enterprise Edition (x64) Patch Details
Patch Name Windows8.1-KB3064209-x64.msu
Patch Description Update for Windows 8.1 for x64-based Systems (KB3064209)
Bulletin Id MSWU-1428
Bulletin Title June 2015 microcode update for Intel processors in Windows (3064209)
Severity Unrated
Location Path Windows8.1-KB3064209-x64.msu
Bulletin Summary This update improves the reliability of systems that use certain Intel processors. This update also fixes some issues that could cause the operating system to function incorrectly.
Superceding Bulletin Id None
Patch Release Date Jun 15, 2015

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 (x64)Windows 8.1 Gold (x64)

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