Using WordPress ‘admin_footer_text’ PHP filter

The admin_footer_text WordPress PHP filter allows you to customize the “Thank you” text displayed in the admin footer.

Usage

add_filter( 'admin_footer_text', 'your_custom_function_name' );

function your_custom_function_name( $text ) {
    // your custom code here
    return $text;
}

Parameters

$text (string) – The content that will be printed.

More information

See WordPress Developer Resources: admin_footer_text

Examples

Change the admin footer text

To change the admin footer text, replace the original text with your custom message.

add_filter( 'admin_footer_text', 'change_admin_footer_text' );

function change_admin_footer_text( $text ) {
    $text = 'Built with <strong>WordPress</strong> and love.';
    return $text;
}

To add a link to the admin footer, append the HTML code to the existing content.

add_filter( 'admin_footer_text', 'add_link_to_admin_footer' );

function add_link_to_admin_footer( $text ) {
    $text .= ' | <a href="https://yourwebsite.com">Visit our website</a>';
    return $text;
}

To show the current user’s display name in the admin footer, retrieve the user information and add it to the existing content.

add_filter( 'admin_footer_text', 'add_user_name_to_admin_footer' );

function add_user_name_to_admin_footer( $text ) {
    $user = wp_get_current_user();
    $text .= ' | Welcome, ' . $user->display_name . '!';
    return $text;
}

To add the current date to the admin footer, get the date using the date() function and append it to the existing content.

add_filter( 'admin_footer_text', 'add_date_to_admin_footer' );

function add_date_to_admin_footer( $text ) {
    $date = date('F j, Y');
    $text .= ' | Today is ' . $date;
    return $text;
}

Remove the admin footer text

To remove the admin footer text, return an empty string instead of the existing content.

add_filter( 'admin_footer_text', 'remove_admin_footer_text' );

function remove_admin_footer_text( $text ) {
    return '';
}