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File version : V4.34
Description : Data Modem @ CDMA Diagnostic Serial Port Device Driver
Copyright : Copyright (c) MCCI 1997-2005
Product Version : V4.34
Product Name : Data Modem @ CDMA Diagnostic Serial Port
Company Name : MCCI
Internal name : cmo_serd.sys
File Size: 73696 byte(s) 71.992 KB
MD5 : fbb270f9dc4ffa40db8efad8a2d744fc
SHA1: 2EA3C0194E16774BAB06B2A9B635AA739FD46B11

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