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File version : 4.02.0407.R
Description : Samsung WiBro/mWiMAX USB Device Driver
Copyright : Copyright (c) Samsung. All rights reserved.
Product Version : 4.02.0407.R
Product Name : Samsung WiBro/mWiMAX Phone
Company Name : Samsung Electronics
Internal name : C7xx USB Driver for Windows Vista 32-bit
File Size: 37888 byte(s) 37.0 KB
MD5 : d73151702431d6a60cd02dd068ee9427
SHA1: 4752056C272894526EAEF068E59D61F62BF31039

Download C7xPHNV3.sys
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How to Install C7xPHNV3.sys
Repair Sys ProblemsFixing a corrupted or missing C7xPHNV3.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.