mi4文件扩展名，mi4文件怎么打开？

.mi4

文件类型：Audio Player Firmware File

扩展名为.mi4的文件是一个系统文件。

文件说明：

Firmware file used by various audio players that have the PortalPlayer chipset, including SanDisk, Philips, Samsung, and older iPod players; contains low-level software functions and themes that are used to run the audio player.

MI4 files are used to upgrade or change the themes of an audio player..mi4                                                                      

打开.mi4文件

Mac OS

Rockbox Utility

　

Windows

RockBox Utility

mi4code

　

Linux

RockBox Utility

mi4code

其它内容

来源：. mi4文件