將以下文本保存為 .reg 結(jié)尾的注冊表文件，雙擊執(zhí)行，然后重啟就可以修復(fù)不見得Windows音頻系統(tǒng)服務(wù)。

Windows Registry Editor Version 5.00
 
[HKEY_LOCAL_MACHINESYSTEMCurrentControlSetServicesAudioSrv]
"DependOnService"=hex(7):50,00,6c,00,75,00,67,00,50,00,6c,00,61,00,79,00,00,00,
52,00,70,00,63,00,53,00,73,00,00,00,00,00
"Description"="管理基于 Windows 的程序的音頻設(shè)備。如果此服務(wù)被終止，音頻設(shè)備及其音效將不能正常工作。如果此服務(wù)被禁用，任何依賴它的服務(wù)將無法啟動。"
"DisplayName"="Windows Audio"
"ErrorControl"=dWord:00000001
"Group"="AudioGroup"
"ImagePath"=hex(2):25,00,53,00,79,00,73,00,74,00,65,00,6d,00,52,00,6f,00,6f,00,
74,00,25,00,5c,00,53,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,73,
00,76,00,63,00,68,00,6f,00,73,00,74,00,2e,00,65,00,78,00,65,00,20,00,2d,00,
6b,00,20,00,6e,00,65,00,74,00,73,00,76,00,63,00,73,00,00,00
"ObjectName"="LocalSystem"
"Start"=dword:00000002
"Type"=dword:00000020
 
[HKEY_LOCAL_MACHINESYSTEMCurrentControlSetServicesAudioSrvParameters]
"ServiceDll"=hex(2):25,00,53,00,79,00,73,00,74,00,65,00,6d,00,52,00,6f,00,6f,
00,74,00,25,00,5c,00,53,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,
61,00,75,00,64,00,69,00,6f,00,73,00,72,00,76,00,2e,00,64,00,6c,00,6c,00,00,
00
"ServiceDllUnloadOnStop"=dword:00000001
 
[HKEY_LOCAL_MACHINESYSTEMCurrentControlSetServicesAudioSrvEnum]
"0"="Root/LEGACY_AUDIOSRV/0000"
"Count"=dword:00000001
"NextInstance"=dword:00000001
如果缺少音量控制程序文件，下載這個
sndvol32.exe