Search for sys files:


File version : 3.00.19
Description : THOMSON Wireless NDIS 5.1 Driver
Copyright : Copyright (c) 2004, THOMSON Corporation
Product Version :
Product Name : SpeedTouch 121g Wireless USB Adapter
Company Name : THOMSON Corporation
File Size: 380128 byte(s) 371.224 KB
MD5 : 0cce4cedb0610e19853003b9b2d7336c
SHA1: C707FEA6C0C216F35FF1819DEFD2477E3F1F8D46

Download BT4501G1.sys
Click here to run a free scan for BT4501G1.sys related errors

How to Install BT4501G1.sys
Repair Sys ProblemsFixing a corrupted or missing BT4501G1.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.