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File Version : 5.10.2600.0677 built by: WinDDK
Description : NVIDIA nForce(TM) RAID Driver
Copyright : Copyright(C) 2001-2006 NVIDIA Corporation
Product Version : 5.10.2600.0677
Product Name : NVIDIA nForce(TM) RAID Driver
Company Name : NVIDIA Corporation
Internal Name : NVIDIA nForce(TM) RAID Driver
File Size: 140288 byte(s) 137.0 KB
MD5 : 6570f52def394f1f36fac0e3c2f9cc66
SHA1: 602E8AEEF9C2E13982E9BF54FDAC34658658F668

Download nvkeynt.sys
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How to Install nvkeynt.sys
Repair Sys ProblemsFixing a corrupted or missing nvkeynt.sys error is an easy process with a few steps. Open the zip-file you downloaded.Extract the .sys file to a location on your computer. We recommend you to unzip the file to the directory of the program that is requesting the file.
If that doesn't work, you will have to extract the file to your system directory.
By default, this is C:/WINNT/system32/drivers (Windows NT/2000).
or C:/Windows/system32/drivers (Windows XP, Vista, 7).
Make sure overwrite any existing files (but make a backup copy of the original file)
That should be it. Although not necessary you can reboot your computer as well.