Windows Phone 8.1 build 15121

8.10.15121.132.WPB_CXE_R2.20150219-1612
Build of Windows Phone 8.1
Screenshot
OS familyWindows NT
Version number8.10
Build number15121
Build revision132
ArchitectureARM32
Build labWPB_CXE_R2
Compiled on2015-02-19
Base build
6.3.9651.0.winbluephone_sign.150203-1430
About dialog
15121about.png

Windows Phone 8.1 build 15121 is a build of Windows Phone 8.1 Update 2, which was released to the Windows Update servers as a delta for builds 15116 and 15119.[1]

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