Lava International (4.4) operating system. In December 2014, the company launched its first smartphone running on the Windows Phone operating system, the Iris Win1. The Xolo X50 smartphone, which runs on the Android Lollipop (5.1) operating system, was launched in July 2016. In February 2017, Lava launched 4G Connect M14, what it claims is India's first 4G enabled feature phone. Lava is headquartered in Noida sector 64, Uttar Pradesh, India. The company maintains 6 offices and 3 manufacturing and service facilities throughout India. According to the IDC Asia Pacific Quarterly Mobile Phone Tracker 2014, Lava's market share in India was 8%. In
Operating system However, Windows' usage on servers is not as widespread as on personal computers as Windows competes against Linux and BSD for server market share. ReactOS is a Windows-alternative operating system, which is being developed on the principles of Windows without using any of Microsoft's code. There have been many operating systems that were significant in their day but are no longer so, such as AmigaOS; OS/2 from IBM and Microsoft; classic Mac OS, the non-Unix precursor to Apple's macOS; BeOS; XTS-300; RISC OS; MorphOS; Haiku; BareMetal and FreeMint. Some are still used in niche markets and continue to be developed