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PLENUE D Firmware V1.20

2018-10-24 13:23:54



  • The battery must be fully charged before firmware upgrade.
  • Do not reset PLENUE during firmware upgrade.
  • Backup any important files in PLENUE to your PC before firmware upgrade.
  • Please use firmware that COWON authorizes only.
  • JetEffect values might be initialized after firmware upgrade. Please record any important values.
New features
  • Playback Speed Control Function
  • Folder Playback Function
  • Hearing Protection Settings (Settings/System/ Hearing Protection) *
  • Support album image file cover.png
  • User Interface (UI) alteration
  • Browser Search Performance Upgrade
  • FLAC File Compatibility Upgrade
  • Initialization of volume value when returned to basic set-up
  • Booting Speed Upgrade
  • Changed to playing next song when playback error occurs.
  • * This is a function used to set whether or not to reset the volume when earphones are removed from the device. Hearing protection is only available when the country is set to NON-EU countries.
Firmware Download
How to Install Firmware
  • After downloading the firmware file (, unzip it (PLENUE_D_FW.BIN, PLENUE_D_FW2.BIN, PLENUE_D_RS.BIN).
  • Turn on PLENUE D and connect it to a PC by a USB cable.
  • Copy and paste the two files (PLENUE_D_FW.BIN, PLENUE_D_FW2.BIN, PLENUE_D_RS.BIN) to the root folder of PLENUE D.
  • Right-click on the icon [Safely Remove Hardware] in the tray at the lower right corner of the screen to disconnect the device from the PC.
  • First of all, please make sure PLENUE D is turned off. Then, press a power button of the device. Firmware upgrade process will be shown on the screen followed by PLENUE D's automatic turning off. Please turn on the device again.
  • Firmware version is can be checked at settings > system > information.
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