الصوت اختفى بلييييز ساعدوني

مشكلتي ان الصوت اختفى تماما ولما بحاول شغل اي صوت يطلع لي مسج

Windows Media Player cannot play the file because there is a problem with your sound device. There may not be a sound device installed on your computer, it may be in use by another program, or it may not be functioning properly.

فياليت الي عنده خبره لايبخل علي


thanks