On the night of November 15, 2017, the news was released WordPress 4.9 Billy Tipton, to price of the homonymous jazz musician. The new WordPress 4.9 comes to facilitate tasks such as its design σελίδαs, but also to keep you safe from code errors. 
More information on the improvements and bug-fixes of the new one versions, read it publication-announcement in the WordPress Blog, and Changelog of 4.9.
Version 4.9 will also change the database version (db_version to wp_options) from 38590 to 42195.
To mention one of the most important changes:
The Customizer app has more functions which allow you to final save, schedule or save a draft of the changes you made to the theme of your page.
So you can design your site with ease, and schedule when the changes you've made will be live.
