.MI4 File Extension

There is only one file type that uses the .MI4 extension:

Audio Player Firmware File

Audio Player Firmware File

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.

Software's name License Platforms
mi4code mi4code LinuxWindows
Rockbox Utility Rockbox Utility Free LinuxMacWindows

Updated: August 14, 2010

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