<html><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:10pt"><div>Please</div><div><br></div><div>what are the steps used for GGA+U ?</div><div>Because i need to use it.</div><div>thank you<br></div></div></body></html>