If the scanned hosts are marked as non-compliant, you need to remediate them to apply missing patches or updates. You have the option to stage or remediate patches and updates.
Let's see the differences between the two processes:
- Staging: Patches are copied from Update Manager to the ESXi hosts across the network. This allows you to reduce the remediation time. Staging host patches is not a required step, and it is not necessary to put hosts in maintenance mode while patches are staged. If you have hosts connected to Update Manager over slow WAN, staging patches can reduce the ESXi outage that's required for remediation. To proceed with staging from vSphere Web Client, click the Stage Patches... button in ...