6.5.1

Table Of Contents
Figure 13. Overview of the ESXi Host Upgrade Process
Start ESXi upgrade
Choose
your
upgrade
method
Verify requirements are met
Prepare for ESXI host
upgrade with Auto Deploy
Prepare for ESXi host upgrade
with vSphere Update Manager
Prepare for ESXi host upgrade
Upgrade ESXi hosts
using Auto Deploy
Upgrade ESXi hosts using
vSphere Update Manager
Upgrade ESXi hosts using
the GUI, script, or CLI
Perform post-upgrade tasks
Upgrade to ESXi 6.5 complete
High level steps for upgrading ESXi:
1 Verify that your system meets the upgrade requirements. See ESXi Requirements.
2 Prepare your environment before upgrading. See Before Upgrading ESXi Hosts.
3 Determine where you want to locate and boot the ESXi installer. See Media Options for Booting the
ESXi Installer. If you are PXE-booting the installer, verify that your network PXE infrastructure is
properly set up. See PXE Booting the ESXi Installer.
4 Upgrade ESXi. See Chapter 8 Upgrading ESXi Hosts
5 After upgrading ESXi hosts, you must reconnect the hosts to the vCenter Server and reapply the
licenses. See After You Upgrade ESXi Hosts.
vSphere Upgrade
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