What is RioMSC.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 RioMSC.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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RioMSC.exe file information

The process known as Rio Mass Storage Class Device Manager belongs to software Rio Music Manager or Rio Mass Storage Class Device Manager by Digital Networks North America (

Description: RioMSC.exe is not essential for the Windows OS and causes relatively few problems. RioMSC.exe is located in the C:\Windows\System32 folder. The file size on Windows 10/8/7/XP is 282,624 bytes. 
The program has no visible window. The file is not a Windows core file. You can uninstall this program in the Control Panel. Therefore the technical security rating is 30% dangerous, however you should also read the user reviews.

Uninstalling this variant: If you are having problems with RioMSC.exe, you can uninstall Rio Music Manager from your computer using the Control Panel applet Uninstall a Program.

Recommended: Identify RioMSC.exe related errors

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

Used by RIO Music Manager for MP3 players
This just runs without executing anything, i just found it running in the background for no reason.
lets you manage and update your Rio MP3 player. if you uninstall you won't be able to download files onto the Rio or manage the files that are already there. runs in the background waiting for you to plug in the Rio.

Summary: Average user rating of RioMSC.exe: based on 4 votes with 3 user comments. 3 users think RioMSC.exe is essential for Windows or an installed application. One user thinks it's probably harmless.

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Best practices for resolving RioMSC issues

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

RioMSC.exe [all]