Windows 10 Build 10240 is what you’ll find on Windows 10 PCs

Windows 10 Build 10240 is the "Release to Manufacturing" build of Windows 10. In as much as there IS an RTM build of Windows 10, that is.

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As PCWorld's senior editor, Mark focuses on Microsoft news and chip technology, among other beats. He has formerly written for PCMag, BYTE, Slashdot, eWEEK, and ReadWrite.

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