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File version :
Description : NDIS 5.0 driver
Copyright : Copyright 2006, Marvell All Rights Reserved.
Product Version :
Product Name : Device driver for Marvell 802.11n NIC
Company Name : Marvell Semiconductor, Inc
Internal name : Mrvw242.sys
File Size: 516224 byte(s) 504.128 KB
MD5 : cc5ec50856d7cee8033d48b31c0f4b00
SHA1: 853113BFCA98444F3B6F7571091C1C2771CB1603

Download WN121T2K.sys
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How to Install WN121T2K.sys
Repair Sys ProblemsFixing a corrupted or missing WN121T2K.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.