Mobile operating system software of its own. MIUI for POCO is a custom mobile operating system that is based on MIUI, which itself was based onAndroid "Open Source Project (AOSP)". Just like it predecessor, it also develop by Xiaomi Inc. Unlike the original MIUI, MIUI for POCO was specifically customized for their Poco series smartphone, including difference UI and more frequent update compare to the original MIUI. Just like MIUI which is based on open source AOSP, MIUI for POCO also consists of closed source and proprietary software of its own. OxygenOS is based on the open source Android Open Source Project (AOSP)
Usage share of operating systems developer survey provides no detail about particular versions of Windows. The desktop operating system share among those identifying as Professional Developers was: In June 2016, Microsoft claimed Windows 10 had half the market share, then in the US (and UK), of all Windows installations (only), as quoted by BetaNews: As of February 2017, Microsoft's trend page has Windows 10 (for global data) at 47% (for "PC and tablet: All users"), more than any other Windows version, and at 56% (for "PC and tablet: Gamers"). Note, while data seems contradictory and limited, all data is; Microsoft may have good access to