Block Editing is now the network default see this post for more information
WordPress blocks are used to add content to your posts and pages. Block Editing gives you greater control over customizing layouts and structuring pages and posts. Using blocks lets you be more creative in your page editing experience. Block editing is compatible with all of our themes.
Make a Switch to the block editor on your site
In your site dashboard navigate to Settings / Writing and set your “default editor for all users” to BLOCK EDITOR
See the screenshot on the right:
Make sure to click the “Save Changes” button.
Our team will be happy to help transition your site to the block editor from the classic editor. If you have any questions about the block editor (also referred to as “Gutenberg”) email the Web and Application Development team at LSATechnologyServices@umich.edu.