tiddlywinks
Headphoneus Supremus
UPGRADE INSTRUCTIONS How to Install PLENUE 1 Firmware V2.21by root you mean in system folder? or just toss it in next to the folders?
Before Installation
1
Unzip the latest firmware provided by COWON and save it in any folder in your PC.
2
Please connect your PLENUE 1 directly to the USB port on your PC with the cable that is provided.
3
The battery of a device must be fully charged.
1
After downloading the firmware files, unzip them (P1_FW, P1_FW_key).
2
Turn on PLENUE 1 and connect it to a PC by a USB cable.
3
Copy and paste the two files (P1_FW, P1_FW_key) to the root folder of PLENUE 1.
4
Right-click [Safely Remove Hardware] icon in the tray at the lower right corner of your computer screen to disconnect the device from the PC.
5
First of all, please make sure PLENUE 1 is turned off. Then, press a power button of the device. Firmware upgrade process will be shown on the screen followed by PLENUE 1's automatic turning off. Please turn on the device again. There would be two times of firmware upgrade.
6
When PLENUE 1 turns off again after showing a 'Success' message on the screen, turn on the device again.
7
Firmware version is can be checked at settings > system > information.