Android (operating system) of Android phones in use had known but unpatched security vulnerabilities due to lack of updates and support. Ron Amadeo of "Ars Technica" wrote also in August 2015 that "Android was originally designed, above all else, to be widely adopted. Google was starting from scratch with zero percent market share, so it was happy to give up control and give everyone a seat at the table in exchange for adoption. [...] Now, though, Android has around 75–80 percent of the worldwide smartphone market—making it not just the world's most popular mobile operating system but arguably the most popular operating system,
Mobile operating system it to exceed desktop share. Note: Mobile operating system A mobile operating system (or mobile OS) is an operating system for phones, tablets, smartwatches, or other mobile devices. While computers such as typical laptops are 'mobile', the operating systems usually used on them are not considered mobile ones, as they were originally designed for desktop computers that historically did not have or need specific "mobile" features. This distinction is becoming blurred in some newer operating systems that are hybrids made for both uses. Mobile operating systems combine features of a personal computer operating system with other features useful for mobile