QNAP Qsync for Windows 2.0.0.0728 problems

月頭update咗Qsync,早幾日發覺唔識syn返update咗D fiiles,新files抄入去syn個folder就識得新增,用網頁開返個NAS裡面個Qsyn folder,原來都係無做update淨係會新增,downgrade返舊version就無事,唔知其他ching有無呢個問題?