--- title: "Install vCenter Server Appliance" canonical: "https://www.virtcloudrocks.com/space/VSPHTECH01/852137/Install%20vCenter%20Server%20Appliance" format: markdown --- This article describes the process to install an external vCenter Server appliance and link it with an external Platform Services Controller. Stage 1 - Deployment of the Appliance Task / Action to do Step 1 Mount the ISO file download to the client machine through which you will perform the installation. After the file is loaded, go to  /vcsa-uiinstaller  folder → select folder based on OS of your client → and run the installer file. The vCenter Server Appliance 6.5 installation page opens. To continue further click the  Install  button to start the installation. Step 2 Introduction of the installation process, press Next to continue further. Step 3 Accept the EULA Terms & Conditions and press Next to continue further. Step 4 In the Select deployment type   dialog box, select vCenter Server (Requires External Platform Services Controller)   and click Next . Step 5 Provide the IP or FQDN of the ESXi host or vCenter to which the PSC will be deployed to. Furthermore, provide the authentication credentials. In our case we deploying to an ESXi host, so we provided the IP address of the host, root account authentication credentials. Press Next to continue further with the installation process. Step 6 Accept the SSL certificate of the ESXi host. Step 7 Provide the VM name for the appliance, and root account password to be set towards the deployment process. Step 8 Select the deployment size of the appliance, depending on the size of the VMs inventory, and press Next . Step 9 Select the datastore to which the appliance will be deployed to, and you may also enable  Thin Mode . Press  Next  to continue further. Step 10 At the Configure network settings dialog box, provide all the network configuration settings of the appliance, and press Next . Step 11 Verify all the configuration settings and press Finish , in order to the deployment process of the appliance to start. Step 12 Wait for the Stage 1 deployment process to complete. Stage 2 - Configuration of the appliance Task / Action to do Step 1 Some generic information for the stage 2 process is presented Press Next to continue with the next step. Step 2 Configure the NTP server(s) for time synchronization, and you also have the option to enable SSH access. Press Next to continue with the next step. Step 3 At the SSO configuration  dialog box, provide details of the external Platform Services Controller with the SSO domain with which you want to register. Click Next . Step 4 Verify all the configuration settings and press Finish . On the warning message, click OK . Step 5 At the Appliance setup is in progress  dialog box, wait for the setup to complete. At the Complete  dialog, you can find a link to the vSphere Web Client interface. This completes stage 2 of the deployment process and set up the appliance. For reference, the vSphere Web Client can generally be accessed at: https:///vsphere-client Click Close . Related Articles