What is AEstSrv.exe?

The genuine AEstSrv.exe file is a software component of APO Access Service by Andrea Electronics.
AEstSrv.exe is an executable file that belongs to the APO Access Service, a software that is used to filter out background noise while using a microphone. This is not an essential Windows process and can be disabled if known to create problems. 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.

AESTSrv stands for Andrea Electronics System Tray Audio Service

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 AEstSrv.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 AEstSrv.exe related errors

AEstSrv.exe file information

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

The process known as Andrea filters APO access service (version (32-bit), 32-bit) belongs to software APO Access Service (version (32-bit), 32-bit) by Andrea Electronics (

Description: AEstSrv.exe is not essential for the Windows OS and causes relatively few problems. AEstSrv.exe is located in a subfolder of C:\Windows\System32 or sometimes in the C:\Windows\System32 folder. Known file sizes on Windows 10/8/7/XP are 81,920 bytes (67% of all occurrences), 73,728 bytes, 77,824 bytes, 213,461 bytes or 79,176 bytes. 
The program is not visible. AEstSrv.exe is not a Windows system file. The AEstSrv.exe file is a Microsoft signed file. Therefore the technical security rating is 18% dangerous, however you should also read the user reviews.

Recommended: Identify AEstSrv.exe related errors

If AEstSrv.exe is located in a subfolder of "C:\Program Files", the security rating is 20% dangerous. The file size is 81,920 bytes (98% of all occurrences) or 319,488 bytes. The program has no visible window. It is a trustworthy file from Microsoft. The AEstSrv.exe file is not a Windows system file.

Uninstalling this variant: If any problems with IDT Audio occur, you can do the following:

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

Audio Processing Object, This process is used to filter out noise in MIC
  me   (further information)
aestsrv.exe is a process from Andrea filters APO access service (32-bit) by Andrea Electronics Corporation and part of APO Access Service (32-bit).
I suspect that the aeadisrv.exe is running if you add a sound filter to your microphone.
  WikiLeakz   (further information)
It's a "Microphone Enhancement" see Sound- Recording- {device} Properties- Microphone Enhancements
  AlexF   (further information)

Summary: Average user rating of AEstSrv.exe: based on 5 votes with 4 user comments. 4 users think AEstSrv.exe is essential for Windows or an installed application. One user thinks it's neither essential nor dangerous.

Do you have additional information? Help other users!
What do you know about AEstSrv.exe:
How would you rate it:
Link for more info:
Your Name:

Best practices for resolving AEstSrv issues

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

AEstSrv.exe [all]