Are you a fan of SSH vs. virtual console access? I am. I much prefer to access a Linux/Unix vApp via SSH than via the remote console as this allows me to use Terminal on my Mac vs. opening a remote session to a virtual Windows system to then run the vSphere Infrastructure Client (VIC). It’s a personal preference, I admit. But enabling SSH does allow for direct SCP access as well.
Here’s how to enable SSH for the Horizon vApps.