该文件常见出现的位置

版本	位置
2,2,7,0	\ProgramFiles(x86)\CyberLink\PowerDVD10\AudioFilter
2,2,7,0	\ProgramFiles\Lenovo\InterVideo\DVD8
2,2,7,0	\ProgramFiles\InterVideo\DVD8
2,2,7,0	\ProgramFiles(x86)\Corel\CorelWinDVD2010
2,2,7,0	\ProgramFiles\Lenovo\PowerDVD9\AudioFilter
2,2,7,0	\ProgramFiles\FinalCodecs\Codecs
2,2,7,0	\ProgramFiles\PureCodec\Codecs
2,2,7,0	\ProgramFiles\WMZHE\PureCodec\Codecs
2,2,7,0	\ProgramFiles\CyberLink\PowerDVD9\AudioFilter
2,2,7,0	\ProgramFiles(x86)\CyberLink\PowerDVD9\AudioFilter
2,2,7,0	\ProgramFiles\Corel\CorelWinDVD2010
2,2,7,0	\ProgramFiles\KmplayerPlus
2,2,7,0	\ProgramFiles(x86)\FinalCodecs\Codecs
2,2,7,0	\ProgramFiles\CyberLink\PowerDVD\AudioFilter
2,2,7,0	\ProgramFiles\CyberLink\PowerDVD8\AudioFilter

一、如果您的系统提示“没有找到Comtrusurroundxt.Dll”或者“缺少Comtrusurroundxt.Dll”等类似错误信息，请把Comtrusurroundxt.Dll下载到本机
二、直接拷贝该文件到系统目录里：
　 1、Windows NT/2000系统，则复制到C:\WINNT\System32目录下。
2、Windows XP/Vista/Win7/8系统，则复制到C:\Windows\System32目录下。
三、然后打开“开始-运行-输入regsvr32 Comtrusurroundxt.Dll”，回车即可解决错误提示！