What is WUSB54Gv42.exe?

The genuine WUSB54Gv42.exe file is a software component of WUSB54Gv4 by Linksys.
WUSB54Gv42.exe is an executable file that runs the process that installs drivers for the Linksys Wireless-G USB Adapter, a portable network adapter that provides Internet and Ethernet connectivity for desktop computers. This is not a critical Windows component and should be removed if known to cause problems. The Linksys WUSB54G is a Wireless-G USB Network Adapter that can be attached to most computer through a USB port to provide access to most wireless networks. Driver are installed automatically as soon as it is plugged into the USB slot. The device features data transmission speeds of up to 54Mbps. It also provides support for WEP and WPA encryption technology. Linksys is an American company that manufactures networking hardware products such as wired and wireless routers, Ethernet switches and VoIP equipment to home and business users. Linksys was founded in 1988 by Janie and Victor Tsao, immigrants from Taiwan. The company started off in a garage in Irvine, California initially developing products such as printer sharers that connected multiple computers to printers. The company is currently owned by Belkin.

WUSB54Gv42 stands for Linksys Wireless-G Universal Serial Bus Adapter Model 54 (version 4.2)

The .exe extension on a filename indicates an executable file. Executable files may, in some cases, harm your computer. Therefore, please read below to decide for yourself whether the WUSB54Gv42.exe on your computer is a Trojan that you should remove, or whether it is a file belonging to the Windows operating system or to a trusted application.

Click to Run a Free Scan for WUSB54Gv42.exe related errors

WUSB54Gv42.exe file information

Windows Task Manager with WUSB54Gv42
WUSB54Gv42.exe process in Windows Task Manager

The process known as WUSB54Gv4 belongs to software WUSB54Gv4 by Linksys (

Description: WUSB54Gv42.exe is not essential for the Windows OS and causes relatively few problems. WUSB54Gv42.exe is located in a subfolder of "C:\Program Files". Known file sizes on Windows 10/8/7/XP are 5,264,384 bytes (75% of all occurrences) or 5,255,680 bytes. 
There is an icon for this program on the taskbar next to the clock. The process has no file description. The file is not a Windows core file. WUSB54Gv42.exe is able to record keyboard and mouse inputs and monitor applications. Therefore the technical security rating is 34% dangerous.

Recommended: Identify WUSB54Gv42.exe related errors

Important: Some malware camouflages itself as WUSB54Gv42.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the WUSB54Gv42.exe process on your PC to see if it is a threat. We recommend Security Task Manager for verifying your computer's security. This was one of the Top Download Picks of The Washington Post and PC World.


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Best practices for resolving WUSB54Gv42 issues

A clean and tidy computer is the key requirement for avoiding problems with WUSB54Gv42. This means running a scan for malware, cleaning your hard drive using cleanmgr and sfc /scannow, uninstalling programs that you no longer need, checking for Autostart programs (using msconfig) and enabling Windows' Automatic Update. Always remember to perform periodic backups, or at least to set restore points.

Should you experience an actual problem, try to recall the last thing you did, or the last thing you installed before the problem appeared for the first time. Use the resmon command to identify the processes that are causing your problem. Even for serious problems, rather than reinstalling Windows, you are better off repairing of your installation or, for Windows 8 and later versions, executing the DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.

To help you analyze the WUSB54Gv42.exe process on your computer, the following programs have proven to be helpful: Security Task Manager displays all running Windows tasks, including embedded hidden processes, such as keyboard and browser monitoring or Autostart entries. A unique security risk rating indicates the likelihood of the process being potential spyware, malware or a Trojan. Malwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.

Other processes

WUSB54Gv42.exe [all]