Use this sample to enable OS Login to all instances in a project.

## Explore further


For detailed documentation that includes this code sample, see the following:

- [Set up OS Login](https://docs.cloud.google.com/compute/docs/oslogin/set-up-oslogin)

## Code sample

### Terraform


To learn how to apply or remove a Terraform configuration, see
[Basic Terraform commands](https://docs.cloud.google.com/docs/terraform/basic-commands).


For more information, see the
[Terraform provider reference documentation](https://registry.terraform.io/providers/hashicorp/google/latest/docs).

    resource "google_compute_project_metadata" "default" {
      metadata = {
        enable-oslogin = "TRUE"
      }
    }

## What's next


To search and filter code samples for other Google Cloud products, see the
[Google Cloud sample browser](https://docs.cloud.google.com/docs/samples?product=computeengine).