WordPress Dismiss Plugins

Real Dismiss any Exasperate Notices about GravityForms, GravityView invalid license and e.t.c. But better, try the plugin: Плагин "Notice Interceptor"

Tool for creating a comfortable living environment in the Admin area without annoying notifications and ad units.

This plugin helps you to remove Try Gutenberg Notification in Dashboard on WordPress 4.9.8 Version to avoid consequences in the project/website.