You prepare the appliance for recovery by running a script to prepare it for reinstallation, starting StorageGRID Webscale installation using the Appliance Installer, and then monitoring installation until it pauses for you to execute the next task.
Monitoring StorageGRID Webscale appliance installation
The StorageGRID Webscale Appliance Installer provides status until installation is complete. When the software installation is complete, the appliance is rebooted.