We all know that the most important part of quantum analyzer  is its software,if there is something wrong with the software,the analyzer we'll be nothing.So when we customers buy the analyzer,firstly we need pay more attention to its software,not its price.As some people may not realize that,therefore there are some people cheated by some black heart sellers for the lower price.After that,they need to search for the software everywhere.If you really have something about your software,or you can derectly contact me.