San Francisco (sans-serif typeface) products and for overall branding. It was the original system typeface of watchOS and tvOS and has replaced Helvetica Neue and Lucida Grande as the system typeface of macOS and iOS since OS X El Capitan and iOS 9. Apple uses it on its website and for its product wordmarks, where it replaced Myriad Pro. It is also used on the keyboard of the 2015 MacBook and on the 2016 MacBook Pro, replacing VAG Rounded. It is also used as Apple's corporate typeface. Apple restricts the usage of the typeface by others. It is licensed to registered third-party developers only
History of San Francisco A. Bartlett was named alcalde of Yerba Buena. On January 30, 1847, Lt. Bartlett's proclamation changing the name Yerba Buena to San Francisco took effect. The city and the rest of California officially became American in 1848 by the Treaty of Guadalupe Hidalgo, which ended the Mexican–American War. California was admitted to the U.S. as a state on September 9, 1850—the State of California soon chartered San Francisco and San Francisco County. At the time the county and city were not coterminous; the county contained modern-day northern San Mateo County. Situated at the tip of a windswept peninsula without water