Windows 10 Mobile build 9879

6.4.9879.0.fbl_release_kitp1_kitp2.141205-0813
Build of Windows 10 Mobile
Screenshot
OS familyWindows NT
Version number6.4
Build number9879
Build revision0
ArchitectureARM32, ARM64
Build labfbl_release_kitp1_kitp2
Compiled on2014-12-05
About dialog
9879 phone about.png

Windows 10 Mobile build 9879 is a build of Windows 10 Mobile, which was uploaded to BetaArchive on 6 January 2020 for both the ARM32 and ARM64 architectures, making it the earliest available ARM64 build of Windows 10 Mobile.