WordPress 5.3 expands and refines the block editor with more intuitive interactions and improved accessibility. New features in the editor increase design freedoms, provide additional layout options and style variations to allow designers more control over the look of a site.
This release also introduces the Twenty Twenty theme giving the user more design flexibility and integration with the block editor. Creating beautiful web pages and advanced layouts has never been easier.
You can read all about this new version on the official WordPress blog, and no need to worry about the update as all hosted customers have been automatically updated 🙂