New Baseline creation wizard opens, Name the baseline type and select Host Upgrade, Click next Under Manage tab in update manager, go to Hosts Baselines and select +New Baseline to create baseline for ESXi 6.5 Upgrade: Review the Imported ESXi Image and close the window and find the ISO in imported Images To upload the 6.5 ESXi ISO, Browse to the ISO file path and wait to complete Upload. Under Manage Tab, go to ESXi Images, Select Import ESXi Images option as shown below Login to your new vCenter 6.5 web-client and select Update Manager. Stage 1: Create baseline from Update Manager.

Attach baseline to host, Scan for Upgrades for compliance, Remediate to upgrade ESXi to 6.5.

Creating New Base line for “Host Upgrade”.

This upgrade process has two stages with multiple steps in each stage:

Check whether enough resources are available in the ESXi hosts part of the cluster to migrate virtual machines.

Based on the compatibility matrix, consider to upgrade hardware BIOS firmware, drivers, HBA, NICs and partner vendor’s software vibs or include them in the baseline from update manager.

Before upgrading ESXi hosts, complete the vCenter upgrade and check the compatibility of the hardware from “ VMware Compatibility Guide”.

Download the ESXi 6.5 ISO image from /softwares/downloads.

The following upgrade process will explain you the step by step procedure to upgrade ESXi hosts from 5.5 to 6.5 using update manager:

Vmware converter 4.0.1 esxi 5.5