How to remove an author?

How to remove an author?How to modify the author avatar?

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Hello,

Please paste the below code into the “Global Custom CSS” area in Theme Settings -> Custom CSS.

.wd-entry-meta .meta-author {
    display: none;
}

Click “Posts” and then “All Posts”
Choose the post you want to change the author of and click “Edit”.
Find “Author” from the sidebar.
Open the dropdown menu to change the author.
Click “Update” to confirm the change.

Best Regards.

[Author]

Posts