PSP Homebrew Developer mediumgauge is back with version 4.6 of PSP Filer. The new build fixes some bugs from the previous version and has some improvements on MP3 playback, including being able to play files that has sections of corrupted data.

Here the changelog for PSP Filer v4.6:

* Supported to playback MP3 file which has some corrupted data.
* Reduced noise at the end of MP3.
* Enabled to play large WAV/MP3 files (more than 22MB).
* Enabled to show device information of MS Duo that is not formatted by PSP.
* Fixed a bug that Filer was crashed to show device information.

Be sure to check out the documentation included in the archive, which includes installation instructions for the different firmwares.