.qtch文件扩展名，.qtch文件如何打开？

.qtch

文件类型：QuickTime Cache File

扩展名为.qtch的文件是一个视频文件。

文件说明：

Cache of a QuickTime audio or video file downloaded or streamed from the Internet; if the file was created by QuickTime 6.5 or earlier, it may be opened in QuickTime Player by changing the file extension to match the original file (i.e. .MP3, .MPEG, .MOV). QuickTime 7 and later scrambles the header information of QTCH files so they cannot be played back by simply changing the file extension..qtch                                                                      

打开.qtch文件

Mac OS

Apple QuickTime Player or iTunes　

Windows

Apple QuickTime Player or iTunes　

Linux

其它内容

来源：. qtch文件