The Smart Battery installation only support Windows XP 32 bit, Windows Vista 32 and 64 bit only. At this writing, Windows 7 is not supported yet (I confirmed for 64 bit version is not supported). Smart Battery hardware can be identified by ACPI CPL0002 (Compal Embedded System) id. The latest driver is version 1.0.0.12. First, install the Smart Battery software. After the installation, the driver for the above hardware is still unknown.

*CPL0002 drivers download for Windows XP,Vista,7 & 8. Home Hardware ID ACPI *CPL0002 *CPL0002. They will help you fix your driver problem. ACPI CPL0002 Free Driver Download. World's most popular driver download site.

Next, open Device Manager and locate the hardware and choose to update the driver. Do not use automatically search for driver, instead browse the driver at My Computer. Select C: ProgramData Vista64 for the driver location. Subtitutes C: with your SystemDrive and the Smart Battery can work under Windows 7. If you’re using the 32 bit version of Windows 7, The Smart Battery driver is located at C: ProgramData Vista32. Update Aug 12, 2013: Tested working on Windows 8 x64.

Thanks for your quick reply! I am afraid your method does not work for me, that’s what I did: 1) Uninstall the device in the Device Manager. 2) Ran the setup file. It said it would uninstall the Smart Battery software, which was fine, so I continued and rebooted. 3) The Smart Battery icon in the Control Panel was gone but the unknown device had reappeared in the Device Manager.

I uninstalled it once more. 4) Ran the setup file, installed Smart Battery and rebooted. Results: – The Smart Battery icon is back in the Control Panel. Wurth Wow on this page. – The unknown device is back to the Device Manager. – I still can’t find any “Vista64” folder. Have you got any further ideas so far?

I want to re-install Windows anyway but I would be happy if I could eliminate all unknown devices from the beginning this time!

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