aertsr64.exe is a application which is most likely legit. So, if aertsr64.exe is on your system, it is most likely ok, and will NOT cause problems. Even if your system is virus-free, it is still recommended to use a good antivirus with a good track record, in order to defend your PC against potential security problems.
Usually, this application is stored in C:\Program Files\Realtek\Audio\HDA\AERTSr64.exe.
The MD5 checksum for this file is 4bc42836392bb853aa4aa29b1acf11bd.
This application is registered as a Windows service. This means it operates on your system in background, usually without showing anything to you. Most Windows services are ok programs, which perform useful features to other programs or to the Windows Operating System.
This is a 64-bit executable. It uses the full capacity of nowadays' CPUs.
The description extracted from the exe is Andrea filters APO access service (64-bit).
File version 220.127.116.11.
Producer Andrea Electronics Corporation.
Legal copyright notice Copyright © 2007-2009 Andrea Electronics Corporation. All rights reserved..
Some dangerous features of Windows have been used, such as functions for tapping the keyboard. We advise you to be very careful regarding this program.
The digital signature is missing from this program. The maker did not bother to sign it. This is usually bad.
It has an uninstall routine, which is good. si are uninstall.