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August 21, 2026

System Requirements for HTML5 Multimedia Redirection

Horizon Agent and Omnissa Horizon Client, and the remote desktops and client systems on which you install the agent and client software, must meet certain requirements to support the HTML5 Multimedia Redirection feature.

  • Remote desktop

  • Client system

    • For Windows client systems, Horizon Client for Windows must be installed with the Support for HTML5 Multimedia Redirection and Browser Redirection custom setup option selected. This option is selected by default. See the topics about installing Horizon Client in the Horizon Client for Windows Guide.
    • For Linux client systems, Horizon Client for Linux must be installed with the HTML5 Multimedia Redirection (HTML5MMR) and Browser Content Redirection (BCR) custom setup option selected. This option is selected by default. See the topics about installing Horizon Client in the Horizon Client for Linux Guide .
    • For macOS client systems, Horizon Client for Mac must be installed with the Support for HTML5 Multimedia Redirection custom setup option selected. This option is selected by default. See the topics about installing Horizon Client in the Horizon Client for Mac Guide.
  • Display protocol for the remote session

    • PCoIP
    • Omnissa Horizon Blast
  • TCP port

    HTML5 Multimedia Redirection uses port 9427.

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