(adsbygoogle = window.adsbygoogle || []).push({}); Hello fellow NGU users, Lol

anyways ive been on 4.50 ita for about a year and want to change but i dont know what to change to lol maybe 4.60 ita?
oh and ive been having problems on filezilla with files such as home vsh etc saying "unable to retrieve directory listing'. thanks lol