What is WLanGUI.exe?

The genuine WLanGUI.exe file is a software component of AVM FRITZ!WLAN by AVM.
Wlangui.exe is an executable file that runs the graphical user interface for FRITZ!WLAN Sticks which are USB powered dongles that are used to connect PCs to wireless networks. This is not an essential Windows process and can be disabled if known to create problems. The FRITZ!WLAN Stick was designed to enable secure connections between computers and the FRITZ!Box or other routers. FRITZ!WLAN Sticks are economically and compactly built and have a very minimal setup which only needs a plug-and-play to work. They carry WPA2 wireless encryption, the latest in wireless encryption technology. AVM is a private company based in Berlin, Germany that designs and manufactures communications and networking devices for broadband connections and home networking. The company is best known for its FRITZ!Box series. In 2012 and 2013 the company generated a turnover of 250 million and 300 million Euros respectively. AVM was founded in 1986.


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 WLanGUI.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 WLanGUI.exe related errors

WLanGUI.exe file information

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

The process known as FRITZ!WLAN GUI or FRITZ!WLAN belongs to software AVM FRITZ!WLAN by AVM Berlin ( or AVM GmbH Berlin.

Description: WLanGUI.exe is not essential for the Windows OS and causes relatively few problems. WLanGUI.exe is located in a subfolder of "C:\Program Files". Known file sizes on Windows 10/8/7/XP are 2,105,344 bytes (48% of all occurrences), 1,904,640 bytes and 8 more variants. 
It is not a Windows core file. The program is not visible. The program starts when Windows starts (see Registry key: MACHINE\Run, MACHINE\User Shell Folders). WLanGUI.exe is able to record keyboard and mouse inputs. Therefore the technical security rating is 52% dangerous, however you should also read the user reviews.

Uninstalling this variant: In case of problems with WLanGUI.exe, you may also uninstall the program using the Control Panel ⇒ Uninstall a ProgramAVM FRITZ!WLAN.

Recommended: Identify WLanGUI.exe related errors

Important: Some malware camouflages itself as WLanGUI.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder, for example PE_EXPIRO.A7 (detected by TrendMicro), and Virus:Win32/Expiro.DW (detected by Microsoft). Therefore, you should check the WLanGUI.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.


User Comments

Programm für die Wlan verbindung mit einem AVM Wlan USB Stick
Dies ist das GUI- Frontend (also die grafische Oberfläche) für WLAN- Funktionalität von FRITZ!- Sticks. Ist nicht notwendig, allerdings kann man sich dann auf Commandline- Ebene begeben oder Ihr verwendet gleich den Windows - internen Wireless- Manager
avm wlan software GUI
  frankie   (further information)

Rating chart

Summary: Average user rating of WLanGUI.exe: based on 6 votes with 3 user comments. 5 users think WLanGUI.exe is essential for Windows or an installed application. One user suspects danger.

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Best practices for resolving WLanGUI issues

A clean and tidy computer is the key requirement for avoiding problems with WLanGUI. 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 WLanGUI.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.

Other processes

WLanGUI.exe [all]