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Windows 7: No signed device drivers were found

06 Aug 2012   #1

Windows 7
No signed device drivers were found

I just build my pc and installing a clean windows ultimate 64bit install and my 500gb d caviar grenn istn showing up i get this error No signed device drivers were found how can i fix this so my hdd will show up.

amd athlon ii x4

gigabyte a75-ud4h

msi r6670r 1gb gddr5

8 gb komputerbay ram

My System SpecsSystem Spec
07 Aug 2012   #2

Microsoft Community Contributor Award Recipient


A new hard drive it has to be partitioned first before it can be formatted and become functional in Windows 7. Did you partition and then format the drive?

How To Partition a Hard Drive in Windows 7

This Microsoft Answers forum thread has some additional information.

I get the message when I am installing Win 7 No signed device drivers - Microsoft Answers
My System SpecsSystem Spec
06 Dec 2012   #3

Win7 Home Premium x64

I also learned the hard way that before loading drivers the HDD/SDD must be partitioned and formatted. As soon as that has been accomplished installation can continue. Continuously trying to load drivers for my SSD that had not been partitioned and formatted while hoping for a different outcome was similar to the definition of stupid.
Mahalo-n-aloha for the partition/format info marsmimar...konadon
My System SpecsSystem Spec

06 Dec 2012   #4

Microsoft Community Contributor Award Recipient


Try Cleaning the HD Drive, using Step one in this tutorial:
SSD / HDD : Optimize for Windows Reinstallation
Than type> convent gpt
& than Reboot PC to install.

No signed device drivers were found-windows-8-downgrade-011-sb.png

As the new MOBO's now have a uEFI BIOS.
How to install Windows 64 bit on a uEFI BIOS:
UEFI (Unified Extensible Firmware Interface) - Install Windows 7 with

My System SpecsSystem Spec

 No signed device drivers were found

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