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January 16, 2026

Requirements for Omnissa Horizon Cloud with Omnissa Workspace ONE Assist

Listed are the requirements that must be met to launch the remote support sessions using Workspace ONE Assist directly from the Horizon Cloud console.

Minimum Requirements

Ensure the Horizon Cloud and the virtual devices comply with the listed minimum requirements for a successful remote support session.

  • Obtain the Workspace ONE Assist for Horizon add-on license SKU.
  • Ensure that the minimum required version of Workspace ONE Assist for Horizon Agent is installed on the end user VM, as follows: 25.11.1
  • Ensure that the minimum required version of Horizon Agent is installed on the end user VM, as follows:
    Horizon 8 desktops = 8.17
    Horizon Cloud desktops = 25.4.0
  • For Horizon 8 desktops, ensure that the Connection Server version is 8.17 or later.

Virtual Device

  • Supported on single session – Dedicated and Floating Pool (Persistent and Non-Persistent)
  • Supported on Windows 10 – 1803 or later and .Net Framework 4.6.2 or later
  • Assist for Horizon agent 25.11.1 or later must be installed on the VDI separately.
  • Outbound port 443 must be open on the VDIs.

Regional Control Plane Instances and Assist Servers

The table provides the mapping between the Horizon Cloud Service Regional Control Plane instances and the Assist servers.

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