Posted on December 6, 2018


Installed windows 7 ultimate and a bunch of drivers from HP’s drivers section for my computer and I still have this unkown device. Similar help and support threads Thread Forum Unknown device in device manager after Bios default settings are applied. Probably drivers for the chipset, all I see on msi’s site is 32 bit drivers, so you might be outta luck until they update drivers. Windows 10 Pro x Sunday, February 8, 4:

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Only updated drivers I could get to work were modified ones from leshcatlabs. ACPI points to it being something to do with Advanced power settings of some form anyway. Did you install the chipset driver?

This is all the info i find about my unkown device. Similar help and support threads. Sunday, February 1, 1: Sunday, February 01, 6: Edited by Sanginius Sunday, February 8, 5: Didn’t work with above spec install of driver stopped Can i use Vista drivers for win 7?


System One OS windows 8. Find More Posts by ckenst.

I hope this helps. Unknown Device in Device manager. Acer acpi ene suggest that you should wait for another period of acer acpi ene till the retail version is released and push the vendor company to upgrade their device driver.

Acer Aspire 7720G Graphic’s card

So in that respect i would say try downloading and installing the driver. System One OS Windows 8. I recently decided to to a clean install of Windows 7 RC x Did you install the chipset drivers after installing W8?

Thanks for your time and understanding! Could always try to download the chipset drivers and point the driver update manually to it. Find More Posts by Fubar If its a different device then it could be causing different problems.

I am just going to leave well enough alone and stay with Windows 7 x86 for now on. I’d suggest rne0100 the previous device drivers in the Compatibility Wizard.

Gnaglor XP Pro 10 posts. Thanks for the replies.


So I just did another clean install of Windows 7 and went back to the original 32 bit install. If not have you tried acerr the battery software off the cd in Compatibility mode?

Unknown Device in Device manager. – Windows 7 Help Forums

Sorry that last word didn’t get in the subject line. Marked as answer by Andy Song Friday, February 20, 8: Unknown device in device manager after Bios default settings are applied. Changed type Mark L.

I remember during the driver installation I had an error messsage when installing the Realtek HD Audio I was installing Realtekhowever i can hear sound on my laptop and the sound works just fine. Thursday, February 5, 9: Thursday, February 5, 9: