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 WlanUtil.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.
The process known as Wireless LAN Configuration Utility or IEEE 802.11b+g Wireless LAN Utility MFC Application or IEEE 802.11a+b+g Wireless LAN Utility MFC Application or IEEE 802.11 Wireless LAN Utility MFC Application
belongs to software IPN2220 Windows Configuration Utility or IEEE 802.11b+g Wireless LAN Utility or IEEE 802.11a+b+g Wireless LAN Utility or IEEE 802.11 Wireless LAN Utility
Description: WlanUtil.exe is not essential for the Windows OS and causes relatively few problems. WlanUtil.exe is located in a subfolder of "C:\Program Files".
Known file sizes on Windows 10/8/7/XP are 417,792 bytes (36% of all occurrences), 479,232 bytes, 454,656 bytes, 413,696 bytes or 385,024 bytes.
It is not a Windows core file. The application is loaded during the Windows boot process (see Registry key: MACHINE\Run, MACHINE\User Shell Folders). There is no file information. The program is not visible. WlanUtil.exe is able to record keyboard and mouse inputs and hide itself. Therefore the technical security rating is 53% dangerous, however you should also read the user reviews.
Recommended: Identify WlanUtil.exe related errors
External information from Paul Collins:
Important: Some malware camouflages itself as WlanUtil.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the WlanUtil.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.
A clean and tidy computer is the key requirement for avoiding problems with WlanUtil. This means running a scan for malware, cleaning your hard drive using 1cleanmgr and 2sfc /scannow, 3uninstalling programs that you no longer need, checking for Autostart programs (using 4msconfig) and enabling Windows' 5Automatic 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 6resmon 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 7DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.
To help you analyze the WlanUtil.exe process on your computer, the following programs have proven to be helpful: ASecurity 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. BMalwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.
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