The popularity of operating system is determined by studying the share of computer sales worldwide?

The popularity of an operating system (OS) is often gauged by its market share, which reflects the percentage of computers sold that run on a particular OS. This data helps identify trends in consumer preferences and can indicate the overall competitiveness of different OS options. However, it’s important to consider other factors, such as user satisfaction, software availability, and ecosystem compatibility, which also influence an OS's popularity beyond mere sales figures. Additionally, the rise of mobile devices has shifted focus toward mobile operating systems, further complicating the landscape of OS popularity.