How to Remove an Author Name on WordPress Posts

1. Access your WordPress dashboard page by entering 'http://siteURL.com/wp-login' (replace 'siteURL.com' with your website address).
2. Enter your WordPress login name and password and click 'Log In.'

3. Click on 'Appearance' on the left side of the dashboard to expand the selection. Click 'Editor' below it.
4. Click on 'Theme Functions (functions.php)' on the right side of the page.
5. Scroll down and locate the following line of code:
Posted on
%2$s
by
%3$s
6. Highlight '
by
%3$s' from the above code and delete it.
7. Click the 'Update File' button to make changes. View your WordPress blog to view the changes.