What is wmplayer.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 wmplayer.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 wmplayer.exe related errors

Wmplayer.exe file information

Windows Task Manager with wmplayer
Wmplayer.exe process in Windows Task Manager

The process known as Windows Media Player belongs to software Microsoft Windows Operating System or Microsoft® Windows Media Player by Microsoft (

Description: The original wmplayer.exe from Microsoft is an important part of Windows, but often causes problems. Wmplayer.exe is located in a subfolder of "C:\Program Files". Known file sizes on Windows 10/8/7/XP are 164,864 bytes (32% of all occurrences), 64,000 bytes and 9 more variants. 
Wmplayer.exe is a Windows core system file. The wmplayer.exe file is a trustworthy file from Microsoft. Therefore the technical security rating is 1% dangerous, however you should also read the user reviews.

Uninstalling this variant: If you encounter difficulties with wmplayer.exe, you could also uninstall the program using the Control Panel ⇒ Uninstall a ProgramWindows Media Format 11 runtime or Windows Media Format Runtime.

Recommended: Identify wmplayer.exe related errors

Viruses with the same file name

Is wmplayer.exe a virus? No, it is not. The true wmplayer.exe file is a safe Microsoft Windows system process, called "Windows Media Player". However, writers of malware programs, such as viruses, worms, and Trojans deliberately give their processes the same file name to escape detection. Viruses with the same file name are for example Trojan-Banker.Win32.Banker.anhf (detected by Kaspersky), and Trojan.Autoit.Agent.AE (detected by BitDefender).
To ensure that no rogue wmplayer.exe is running on your PC, click here to run a Free Malware Scan.

How to recognize suspicious variants?

External information from Paul Collins:
There are different files with the same name:

Important: Some malware camouflages itself as wmplayer.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the wmplayer.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 stated!
  Thom Chesshyre   (further information)
The normal file is not dangerous but if u are connected to the net and STM is at 100% for this process ... then we have a problem
Windows Media Player. No threat
  Sean A. Turvey U.E.   (further information)
Windows Media Player
windows media player
its a media player
Problems in frequent calls of Windows Media Player
  J. Richter   (further information)
CPU jumps to 90+% and speaker make odd sounds
  Dr. L. J. Morton, Texas  
it eats at my cpu usage

Rating chart

Summary: Average user rating of wmplayer.exe: based on 17 votes with 9 user comments. 9 users think wmplayer.exe is essential for Windows or an installed application. One user thinks it's probably harmless. 2 users think it's neither essential nor dangerous. 3 users suspect danger. 2 users think wmplayer.exe is dangerous and recommend removing it. 3 users don't grade wmplayer.exe ("not sure about it").

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Best practices for resolving wmplayer issues

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

wmplayer.exe [all]