[;)] ban ko can` fai? go~ bo? bkav pro dau, cai' nay` de~ lam', ban tham khao? cach' cua? minh` nha
ban vao` Start -> settings ->control panel -> double click vao` sounds and audio devices -> chon the? Sound
O? khung Sound Schemes chon Windows Defaut
o? khung Program Events kéo xuong' tim` Start Windows va` Exit Windows chi? can` nhan' vo no' 1 cai' roi` duoi' thanh Sounds ben duoi' chon loai am thanh ma` ban muon'.
Apply va` okie la` xong
chuc' thanh` cong