What is PRISMCFG.exe?

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 PRISMCFG.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.

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PRISMCFG.exe file information

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

The process known as Wireless Card Utility belongs to software Wireless Client or USB 2.0 Wireless LAN Card Utility or USB 2.0 Wireless LAN by 2Wire ( or Dell (

Description: PRISMCFG.exe is not essential for the Windows OS and causes relatively few problems. PRISMCFG.exe is located in a subfolder of "C:\Program Files". Known file sizes on Windows 10/8/7/XP are 335,979 bytes (50% of all occurrences), 917,611 bytes or 921,707 bytes. 
The file is not a Windows system file. The program is not visible. The program is loaded during the Windows boot process (see Registry key: MACHINE\User Shell Folders). PRISMCFG.exe is able to record keyboard and mouse inputs. Therefore the technical security rating is 38% dangerous, however you should also read the user reviews.

Uninstalling this variant: If you still experience problems with PRISMCFG.exe, you may want to search the support area on the Dell website, make sure that you have installed the latest version or remove the entire program USB 2.0 Wireless LAN Card Utility or Wireless USB 2.0 WLAN using Windows Control Panel.

Recommended: Identify PRISMCFG.exe related errors

Important: Some malware camouflages itself as PRISMCFG.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the PRISMCFG.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

prismAit.ddl is missing
  kathleen Harris  
internal application error
  Renee Fortier  

Summary: Average user rating of PRISMCFG.exe: based on 3 votes with 2 user comments. 2 users think PRISMCFG.exe is essential for Windows or an installed application. One user thinks it's neither essential nor dangerous.

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Best practices for resolving PRISMCFG issues

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

PRISMCFG.exe [all]