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File Version : 1.01.07
Description : R5C592 Media Driver as DiskDrive
Copyright : Copyright c 2001-2007, Ricoh Company Ltd.,
Product Version : 1, 0, 0, 1
Product Name : R5C592 Ricoh Media Controller
Company Name : REDC
Internal Name : r592
File Size: 54912 byte(s) 53.640 KB
MD5 : 028f5ab62b4a4bc16b63676eb9901bf8
SHA1: A74AB0F77936A5ADFC3CA912DA7F411B17ED0180

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