How can i force Display names to be the same as Usernames?
You can use the wp_pre_insert_user_data filter. function wpse_filter_user_data( $data, $update, $id) { if( isset( $data[ ‘user_login’ ] ) ) { $data[ ‘display_name’ ] = $data[ ‘user_login’ ]; return $data; } $user = get_user_by( ’email’, $data[ ‘user_email’ ] ); $data[ ‘display_name’ ] = $user->user_login; return $data; } add_filter( ‘wp_pre_insert_user_data’, ‘wpse_filter_user_data’, 10, 3 ); You’ll probably want … Read more