The device on which you use Horizon Client for Chrome must meet certain software requirements.

Device models
Chromebook
Operating systems
Chrome OS 75 or later
CPU architecture
ARM or x86
Connection Server and Horizon Agent
Latest maintenance release of Horizon 7 version 7.5 and later releases.
If client systems connect from outside the corporate firewall, use a Unified Access Gateway appliance so that client systems do not require a VPN connection. If your company has an internal wireless network to provide routable access to remote desktops that devices can use, you do not need to set up Unified Access Gateway or a VPN connection.
Smart card authentication
See Smart Card Authentication Requirements.
Third-party firewalls
Firewalls must allow inbound traffic on certain TCP ports. See Firewall Rules for Client Web Browser Access.
Display protocol
VMware Blast