不管8.0或是9.0，請在Configuration中開啟Expert模式(左上角打勾)
小紅傘8.0 ： Configuration->Guard->Scan->Action for concerning files->Acoustic alert
小紅傘9.0 ： Configuration->General->Acoustic alerts
(http://photos-c.ak.fbcdn.net/hphotos-ak-snc1/hs158.snc1/5892_101140269898805_100000084976603_32626_1709432_n.jpg)