Open /include/staff/footer.inc.php
locate:
<div id="footer">Copyright © 2006-<?=date('Y')?> osTicket.com. All Rights Reserved.</div>
change it to:
<div id="footer">Copyright © 2006-<?php echo date('Y')?> osTicket.com. All Rights Reserved.</div>
Open /include/client/footer.inc.php
locate:
<div id="footer">Copyright © osTicket.com. All rights reserved</div>
change it to:
<div id="footer">Copyright © 2006-<?php echo date('Y')?> osTicket.com. All rights reserved</div>