Update old Drupal version to latest version of Drupal.
It fixes all security issue, vulnerabilities and eliminates bugs in the old version of core and contib modules.
New features added; avoid hacking and virus issue.
Please note it is not an upgrade; If you have a Drupal 7 version, I will update drupal 7 old version to latest Drupal 7 version. If you have a Drupal 8 version, I will update it to the latest Drupal 8 version.