System Requirements for Windows Media MMR

To support Windows Media Multimedia Redirection (MMR), your Horizon deployment must meet certain software and hardware requirements.

• Remote desktop

  • This feature is supported on virtual desktops and RDS hosts for published desktops.
  • The following guest operating systems are supported.
    • Windows 10 or Windows 11. Windows Media Player is supported. The default player TV & Movies is not supported.
    • Windows Server configured as an RDS host
  • 3D Rendering can be activated or deactivated on the desktop pool.
  • Users must play videos on Windows Media Player 12 or later or in Internet Explorer 8 or later.

• Omnissa Horizon Client software

  Horizon Client for Windows.

• Horizon Client computer or client access device

  The clients must run a 64-bit or 32-bit Windows 10 operating system or newer.

Note: Starting with Windows 11, you will need to manually install the Windows Media Player Legacy component as it is no longer installed by default.

• Supported media formats

  Media formats that Windows Media Player supports, for example: M4V; MOV; MP4; WMP; MPEG-4 Part 2; WMV 7, 8, and 9; WMA; AVI; ACE; MP3; WAV.

  MP3 is not supported when using MMS and RTSP.

  Note: DRM-protected content is not redirected through Windows Media MMR.

• Horizon policies

  In the console, set the Multimedia redirection (MMR) policy to Allow. The default value is Deny.

• Back-end firewall

  If your Horizon deployment includes a back-end firewall, verify that the firewall allows traffic to port 9427 on your desktops.