There is only one file type that uses the .MI4 extension:
Audio Player Firmware File
- Developer NVIDIA
-
Popularity
3.8 (5 votes)
- Category System Files
- Format Binary
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 |
  |
|
Rockbox Utility |
Free |  |
Updated: August 14, 2010