Windows 10 Universal C Runtime
The following packages are intended for developers that need to create Windows desktop applications that target Windows operating system versions that precede Windows 10.
The package consists of the following redistributable packages:
Target Operating System	MSU file	
X64-based Windows 8.1 requires S14 update(KB2919355), Windows Server 2012 R2:	Windows8.1-KB3118401-x64.msu	
X86-based Windows 8.1 requires S14 update(KB2919355): 	Windows8.1-KB3118401-x86.msu	
Arm-based Windows 8.1 requires S14 update(KB2919355): 	Windows8.1-KB3118401-arm.msu	
X64-based Windows 8, Windows Server 2012:  	Windows8-RT-KB3118401-x64.msu	
X86-based Windows 8:	Windows8-RT-KB3118401-x86.msu	
Arm-based Windows 8:  	Windows8-RT-KB3118401-arm.msu	
x64-based Windows 7 SP1 or greater, Windows Server 2008 R2:	Windows6.1-KB3118401-x64.msu	
X86-based Windows 7 SP1 or greater:	Windows6.1-KB3118401-x86.msu 	
X64-based Windows Vista SP2 or greater, Windows Server 2008:  	Windows6.0-KB3118401-x64.msu	
X86-based Windows Vista SP2 or greater, Windows Server 2008:  	Windows6.0-KB3118401-x86.msu	

Also included are the Microsoft Software License Terms for the Microsoft Windows Software Development Kit for Windows 10. These terms describe your rights for use and distribution of the .msu files.
 These packages will also be available from Windows Update.
For additional information on the Windows 10 Universal CRT, go to: http://go.microsoft.com/fwlink/?LinkID=617977.