MacOS available the High Sierra!
Apple has released the new macOS 10.13 High Sierra for Mac, now available as a free download.
macOS High Sierra brings several innovations, starting from the new File System compatibility with the standard HAVC already seen on iOS 11. Major improvements for Photos, for Virtual Reality and for Safari.
All detailed information are available here.
High Sierra can be downloaded for free from the Mac App Store. The procedure of installation is automatic. If you have installed one of the Developer Preview or public beta of the High Sierra, and finally, you will need to download the installation file directly from the Mac App Store and run it.. The old system will be replaced by the final version of the Sierra, and your personal files will remain in their place.