If a host required user input during a previous boot, the answers are saved with the vCenter Server in an answer file. If you want to prompt the user for new information, you reapply the host profile.

Attach a host profile that prompts for user input to the host.


Migrate all virtual machines to different hosts, and place the host into maintenance mode.

Host Type


Host is part of a DRS cluster

VMware DRS migrates virtual machines to appropriate hosts when you place the host in maintenance mode.

Host is not part of a DRS cluster

You must migrate all virtual machines to different hosts and place each host in maintenance mode.


In the vSphere Client, choose Host Profiles > Apply Profile.and


Select the host profile that requires user input when prompted.


When prompted, provide the user input.

You can now direct the host to exit maintenance mode.

The user input information is saved in an answer file. The next time you boot, the answer file information is applied to the host. One answer file per host is available.