rtvosd.exe is a application which is probably legit. So, if rtvosd.exe is on your PC, it is probably 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 yourself yourself against threats.
Usually, the default name and folder where this application is stored is
C:\Program Files\Realtek\RtVOsd\RtVOsd.exe.
The MD5 fingerprint for this executable is 854cdcfb2149810a341bfd2cb4472a7e.
This program is NOT a Windows service. This is good.
This is a x64 executable. It uses the full capacity of modern computer processors.
The description extracted from the exe is Realtek OSD for Volume/Mute.
File version 1, 0, 0, 6.
Company name Realtek Semiconductor Corp..
Legal copyright notice Copyright (c) 2010 Realtek Semiconductor Corp. All right reserved..
rtvosd.exe appears to have visible windows. This is good because it doesn't run in a kind of stealth mode. Its activity is clearly displayed to the user.
Some dangerous functions of Windows appear to be used, such as functions for tapping the keyboard. We recommend you to be very careful regarding this program.
The digital certificate is missing from this program. The maker did not bother to sign it. This is probably bad.
It has an uninstall routine, which is good. si are uninstall.