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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 7 32-bit
File Size: 37888 byte(s) 37.0 KB
MD5 : f22e65c1fc155e2fadc454c6827108f6
SHA1: 137DEC8C882F9FB4B4E9329F11E7A6EC8FE7B08B

Download C7xPHN73.sys
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How to Install C7xPHN73.sys
Repair Sys ProblemsFixing a corrupted or missing C7xPHN73.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.