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
Internet Explorer 4 98, in addition the Internet Explorer layout engine Trident was introduced. It attained just over 60% market share by March 1999 when IE5 was released. In August 2001 when Internet Explorer 6 was released, IE4.x had dropped to 7% market share and IE5 had increased to 80%. IE4 market share dropped under 1% by 2004. The Internet Explorer 4.0 Platform Preview was released in April 1997, and Platform Preview 2.0 in July that year. Internet Explorer 4 was released to the public in September, 1997 and deepened the level of integration between the web browser and the underlying operating system.