You can run a pre-check to verify that the migration requirements are met and resolve any problems before migration of your vCenter Server deployment.
Before migrating your vCenter Server deployment to an appliance, you can run a pre-check to find out the disk space requirement, the estimated upgrade time, and the extensions registered with vCenter Server Appliance. Running pre-upgrade is an optional but highly recommended step when planning your upgrade.
Prerequisites
Prepare JSON Configuration Files for CLI Migration using the example templates and configuration parameters.
Procedure
Results
You are now prepared for an error-free CLI migration process.
What to do next
Perform a CLI Migration of vCenter Server from Windows to an Appliance.