Delaying the boot operation is useful for changing BIOS or EFI settings such as the boot order. For example, you can change the BIOS or EFI settings to force a virtual machine to boot from a CD-ROM.

vSphere Web Client logged in to a vCenter Server

Access to at least one virtual machine in the inventory

Privileges to edit boot options for the virtual machine

1

In the VM Hardware panel, click Edit Settings.

2

Click VM Options.

3

Click the Boot Options triangle to expand the options.

4

Select the time in milliseconds to delay the boot operation.

5

(Optional) Select whether to force entry into the BIOS or EFI setup screen the next time the virtual machine boots.

6

(Optional) Select whether to try to reboot after a boot failure.

7

Click OK.