Adding new VMs to your Zerto SecondSite subscription
If you are using SecondSite? for one or a few VMs, you have the option of expanding the protection to cover all your mission critical VMs.
Head to the MyAccount portal and open your SecondSite subscription.
Click "Manage" → "Resize"
Adjust the Proected VM count
Proceed through the payment screen.
Open up your SecondSite console, or your own vSphere/SCVMM environment, and create a new VPG or edit an existing one to include the new VM/s.