This topic describes how to install and upgrade Horizon Client on a Mac. Preparing Connection Server for Horizon ClientBefore end users can connect to a server in a Horizon 8 deployment and access a remote desktop or published application, a Horizon administrator must configure certain Connection Server settings. Install Horizon Client on a MacYou install Horizon Client on Mac client systems from a disk image file. Upgrade Horizon Client OnlineYou can configure Horizon Client to look for and install updates each time it starts. You can also look for and install updates manually.