With Post Timeline users will be able to create 3 types of timelines (Notification Timeline, Block Timeline, and Chat Timeline)using the Gutenberg page editor. To create anyone of the Gutenberg timelines, please follow the below steps:
Log into your WordPress admin page, and click on “Add New” under either the “Pages” or “Posts” section
Once you are on the “Add New” page, click on the “+” icon to bring up a menu of blocks
In the search bar, type “Timeline” to bring up all the Gutenberg timeline options
Select either “Chat Timeline”, “Block Timeline”, or “Notification Timeline”, and A timeline will appear based on your selection.
Click on “Add Item” to expand the timeline
Add content to your timelines such as text, images, and icons in the post sections
Once you are done, click on “Publish”
Once the “Publish” button is pressed, your timeline will be available on your website. Click on the “Preview” button to see how your timeline appears.