Day 1552-3 Windows Audio服务消失或无效的修复

1、请确认C:\Windows\System32下面audiosrv.dll的存在。
2、将下列文本保存为一个纯文本reg文件后双击导入，应该可以解决大多数问题。

Windows Registry Editor Version 5.00
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\Root\LEGACY_AUDIOSRV]
“NextInstance”=dword:00000001
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\Root\LEGACY_AUDIOSRV\0000]
“Service”=”AudioSrv”
“Legacy”=dword:00000001
“ConfigFlags”=dword:00000000
“Class”=”LegacyDriver”
“ClassGUID”=”{8ECC055D-047F-11D1-A537-0000F8753ED1}”
“DeviceDesc”=”Windows Audio”
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\Root\LEGACY_AUDIOSRV\0000\Control]
“ActiveService”=”AudioSrv”
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\AudioSrv]
“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 的程序的音频设备。如果此服务被终止，音频设备及其音效将不能正常工作。如果此服务被禁用，任何依赖它的服务将无法启动。”
“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_MACHINE\SYSTEM\ControlSet001\Services\AudioSrv\Parameters]
“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_MACHINE\SYSTEM\ControlSet001\Services\AudioSrv\Enum]
“0″=”Root\\LEGACY_AUDIOSRV\\0000″
“Count”=dword:00000001
“NextInstance”=dword:00000001
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet002\Enum\Root\LEGACY_AUDIOSRV]
“NextInstance”=dword:00000001
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet002\Enum\Root\LEGACY_AUDIOSRV\0000]
“Service”=”AudioSrv”
“Legacy”=dword:00000001
“ConfigFlags”=dword:00000000
“Class”=”LegacyDriver”
“ClassGUID”=”{8ECC055D-047F-11D1-A537-0000F8753ED1}”
“DeviceDesc”=”Windows Audio”
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_AUDIOSRV]
“NextInstance”=dword:00000001
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_AUDIOSRV\0000]
“Service”=”AudioSrv”
“Legacy”=dword:00000001
“ConfigFlags”=dword:00000000
“Class”=”LegacyDriver”
“ClassGUID”=”{8ECC055D-047F-11D1-A537-0000F8753ED1}”
“DeviceDesc”=”Windows Audio”
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_AUDIOSRV\0000\Control]
“ActiveService”=”AudioSrv”