Every site’s default blog author is the username for the site, You can choose to have the username displayed or update it to the first name or first and last name of the user profile.
Please note, you can also change authorship to another user of the site. This would be done on the blog post itself. This tutorial is solely for updating the display name for the correct user assigned to that blog post.
Let’s get started!
Step 1: Head over to your account page, and select Profile
Step 2: Choose an option for “Display Author Name As”
Select either First Last for your first and last name, First for just the first name, or Username to show on your blog posts or articles.
Step 3: Click “Update Profile”
Click the “Update Profile” button on the bottom left to save your display author preference.