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File version :
Description : Realtek Turbo Mode Filter Driver for 39
Copyright : Realtek Semiconductor Corp. All rights reserved.
Product Version :
Product Name : Realtek Turbo Mode Filter Driver for 39
Company Name : Realtek Semiconductor Corp.
Internal name : diskperf.SYS
File Size: 17512 byte(s) 17.104 KB
MD5 : 37c936ff32950d4235f6c71acec54b65
SHA1: F9B75C2C394C18F9C99CFFD13040E705AC9CB503

Download diskperf64.sys
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How to Install diskperf64.sys
Repair Sys ProblemsFixing a corrupted or missing diskperf64.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.