Users, WP/CP | Type: PHPRemove Personal Options Section from User Profile

Removes the ‘profile.php’ admin color scheme options.

remove_action( 'admin_color_scheme_picker', 'admin_color_scheme_picker' );
if ( ! function_exists( 'cor_remove_personal_options' ) ) {
  /** Removes the leftover 'Visual Editor', 'Keyboard Shortcuts' and 'Toolbar' options.*/
  function cor_remove_personal_options( $subject ) {
    $subject = preg_replace( '#
Personal Options
.+?/table>#s', '', $subject, 1 );
    return $subject;
  }

  function cor_profile_subject_start() {
    ob_start( 'cor_remove_personal_options' );
  }

  function cor_profile_subject_end() {
    ob_end_flush();
  }
}
add_action( 'admin_head-profile.php', 'cor_profile_subject_start' );
add_action( 'admin_footer-profile.php', 'cor_profile_subject_end' );

Reference Links

https://wordpress.stackexchange.com/questions/49643/remove-personal-options-section-from-profile