What is AESTFltr.exe?

The genuine AESTFltr.exe file is a software component of AudioCommander by Andrea Electronics.
AESTFltr.exe is an executable file that belongs to AudioCommander, a user interface for USB devices developed by Andrea Electronics. This is not an essential Windows process and can be disabled if known to create problems. AudioCommander is a SKYPE certified software program developed for the Windows platform that is installed with Andrea USB devices features noise cancellation, microphone boosting, unfiltered left and right stereo microphone audio input, graphic equalization, and more. The Andrea Electronics Corporation is an American company that develops technology solutions in digital array microphones and noise reduction software. The company was founded by Frank A.D. Andrea Sr. in 1934 and began producing equipment for radio stations. In the 1950s, the company provided the audio system for NASA's Mercury spacecraft. Andrea Electronics is currently headquartered in Bohemia, New York, United States.

AESTFltr stands for Andreas Electronics System Tray Filter Application

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 AESTFltr.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 AESTFltr.exe related errors

AESTFltr.exe file information

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

The process known as AEFltrs MFC Application belongs to software AEFltrs Application by Andrea Electronics (

Description: AESTFltr.exe is not essential for Windows and will often cause problems. AESTFltr.exe is located in the C:\Windows\System32 folder. Known file sizes on Windows 10/8/7/XP are 737,280 bytes (46% of all occurrences), 729,088 bytes and 6 more variants. 
The file is not a Windows system file. The program has no visible window. The program is loaded during the Windows boot process (see Registry key: MACHINE\Run). The AESTFltr.exe file is a Microsoft signed file. AESTFltr.exe is able to record keyboard and mouse inputs. Therefore the technical security rating is 32% dangerous, however you should also read the user reviews.

Recommended: Identify AESTFltr.exe related errors

Important: Some malware disguises itself as AESTFltr.exe, particularly when not located in the C:\Windows\System32 folder. Therefore, you should check the AESTFltr.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

Mikrofon-Geräuschfilter von Andrea Electronics // wird von einigen OnBoard-Sound-Treiber installiert // ungefährlich, aber auch nicht unbedingt notwendig
Part of AudioCommander Application, that is installed with the MIC and Headset drivers. According to andreaelectronics: New Andrea PC audio software bundle provides multifunction high fidelity audio operation with the Andrea USBD2A along with our headsets and SuperBeam microphone product offerings. If you do not have it anymore, or do not use often, you may want disable it and load just when you will use it.
  Elena   (further information)
Prevented Excel from completing copy/cut and paste.
If preinstalled on your PC, you'll likely need it for audio function
  Craig   (further information)

Rating chart

Summary: Average user rating of AESTFltr.exe: based on 6 votes with 4 user comments. One user thinks AESTFltr.exe is essential for Windows or an installed application. One user thinks it's probably harmless. 3 users think it's neither essential nor dangerous. One user suspects danger.

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Best practices for resolving AESTFltr issues

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

AESTFltr.exe [all]