Upgrading from VMware vCenter Server 7.0 to 8.0 involves several steps, including selecting the deployment size, specifying the data store and network, and migrating data from the source appliance. The process includes various stages, such as reviewing deployment details, connecting to the source vCenter Server, pre-upgrade check results, selecting upgrade data, configuring VMware Customer Experience Improvement Program, and confirming that the source vCenter Server will shut down.

During the upgrade process, the installer provides progress dialogs showing the different stages of deployment. These stages include deploying vCenter Server, connecting to the source vCenter Server, migrating data, and configuring the VMware Customer Experience Improvement Program. The final stage confirms that the upgrade is complete and provides a link to access the new VMware vCenter Server 8.0 appliance.

Before starting the upgrade process, it is essential to ensure that you have a backup of the source vCenter Server appliance. Additionally, ensure that your vSphere deployment meets the minimum requirements for VMware vCenter Server 8.0.

Overall, the upgrade process from VMware vCenter Server 7.0 to 8.0 involves several steps and stages, but the installer provides clear instructions and progress dialogs to help guide you through the process.