https://wccftech.com/macos-big-sur-with-new-ui-ipados-hand-writing-improvements-and-more-leaked/ > In a number of last minute leaks leading up to WWDC20, leaker @l0vetodream has revealed details for several product updates to be announced at the event. These include macOS 'Big Sur' name with a redesigned user interface, updates for Safari, tvOS update with HomeKit support, watchOS update with sleep monitoring, and much more. > The name of the upcoming major macOS update will be 'Big Sur'. Ever since Apple stopped using cat names for OS X releases, it has been using names of various locations in California. Keeping up with this tradition, it seems possible that Big Sur, a mountain region in the central coast of California might be the name of the next macOS release.