You can upgrade virtual hardware on multiple virtual machines in a single operation by using the Virtual Machines tab.

Determine the version of the virtual hardware by selecting the virtual machine from the vSphere Client or vSphere Web Client and clicking the Summary tab. The VM Version label displays the virtual hardware version.

Create backups or snapshots of the virtual machines. See the vSphere Datacenter Administration documentation.

Upgrade VMware Tools. On Microsoft Windows virtual machines, if you upgrade the virtual hardware before you upgrade VMware Tools, the virtual machine might lose its network settings.

Verify that all .vmdk files are available to the ESX/ESXi host on a VMFS3, VMFS5, or NFS datastore.

Verify that the virtual machines are stored on VMFS3, VMFS5 or NFS datastores.

1

Start the vSphere Client or vSphere Web Client and log in to the vCenter Server.

2

Select the host or cluster that contains the virtual machines to upgrade.

3

Click the Virtual Machines tab.

4

Select and power off the virtual machines to upgrade.

5

Right-click your selections.

6

Select Upgrade Virtual Hardware and click Yes.

7

Power on the virtual machines.

For Microsoft Windows guest operating systems, the operating system detects a new device, configures the device, and prompts you to reboot the guest operating system. If any unknown devices are recognized, the operating system prompts you to configure the device manually.

8

For Windows guest operating systems, reboot the guest operating system to make the changes take effect.

The virtual hardware version is 8 on the VM Version label on the virtual machine Summary tab.