Modify the auto-placement setting for an existing Amazon EC2 Dedicated Host - Amazon Elastic Compute Cloud
This documentation is a draft for private preview for regions in the AWS European Sovereign Cloud. Documentation content will continue to evolve. Published: January 2, 2026.

Modify the auto-placement setting for an existing Amazon EC2 Dedicated Host

You can modify the auto-placement settings of a Dedicated Host after you have allocated it to your AWS account.

Console
To modify the auto-placement of a Dedicated Host

  1. Open the Amazon EC2 console at https://eusc-de-east-1.console.amazonaws-eusc.eu/ec2/.

  2. In the navigation pane, choose Dedicated Hosts.

  3. Select a host and choose Actions, Modify host.

  4. For Instance auto-placement, choose Enable to enable auto-placement, or clear Enable to disable auto-placement. For more information, see Amazon EC2 Dedicated Host auto-placement and host affinity.

  5. Choose Save.

AWS CLI
To modify the auto-placement of a Dedicated Host

Use the modify-hosts command.

aws ec2 modify-hosts \
    --auto-placement on \
    --host-ids h-012a3456b7890cdef
PowerShell
To modify the auto-placement of a Dedicated Host

Use the Edit-EC2Host cmdlet.

Edit-EC2Host `
    -AutoPlacement 1 `
    -HostId h-012a3456b7890cdef