> ## Documentation Index
> Fetch the complete documentation index at: https://docs.extractbase.com/llms.txt
> Use this file to discover all available pages before exploring further.

# ServiceWorkerRegistration

Controls how service workers are handled by the page. They can be allowed or blocked.

## Definition

```graphql theme={null}
enum ServiceWorkerRegistration {
  ALLOW
  BLOCK
}
```

## Values

### `ALLOW`

Allow service workers to be registered and operate.

### `BLOCK`

Block service worker registrations and functionality.