COOL-ER ™ Firmware Update
Now and then we release new firmware upgrades for your COOL-ER that are FREE of charge! Current firmware VERSION 1.12.10-1
To complete the Firmware update you will need:
A FAT format SD card larger than 128MB but no bigger than 4GB and a program to open compressed files such as StuffIt or WinZip.
[We have compressed the firmware file to reduce the download time for you]
Step by step firmware update:
How to update your COOL-ER firmware
1) Backup / Copy all your content from your COOL-ER to your computer
- Make sure your protected files are saved in ADE
- Save your non-protected files to you computer as the upgrade will re-set your COOL-ER back to factory settings
2) De-authorize ADE
- Connect your COOL-ER to your computer via the supplied USB cable and then press Ctrl / Shift / D to de-authorize
3) Download Firmware
- Download the update here. [This is a large file (more than 125 MB) so, depending on your internet connection, this might take some time]
- Unpack / extract the zip file.
- Go in the directory COOLER-vfat-eb600em-0203 and copy all files you see there to the root directory of the SD card.
4) Update your COOL-ER’s firmware
[Make sure you COOL-ER is fully charged by connecting to your computer for at least 1 hour before upgrading]
- Connect your COOL-ER to your computer via your supplied USB cable. This will provide uninterrupted power during upgrade.
- Insert SD card into the SD card slot on the top edge of the COOL-ER
- Press and hold the Enter button (the central control wheel button) and the 3rd (from top) function key simultaneously – do not release these buttons.
- Press RESET, whilst still holding ENTER and 3rd function key.
- Wait for LED light on front of your COOL-ER to flash, then release the ENTER and 3rd function keys.
- Your upgrade screen will appear after several seconds, you’ll see the update progressing on screen.
- 'Upgrade file system' text will show 'upgrade OK' when your upgrade is complete.
- Finally, remove your SD card, press RESET and remove your COOL-ER from your computer and use as normal. Reload your ebooks as necessary.
For help with upgrading your firmware, please contact us here








