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

# features.registerOnSupportChange

API reference for the features.registerOnSupportChange method.

Registers a callback that runs when the context changes and an SDK method becomes supported or unsupported.

## Usage: Monitoring feature support changes

```typescript
import { features } from '@canva/platform';
import { addElementAtPoint } from '@canva/design';

const supportDisposer = features.registerOnSupportChange(() => {
  const isNowSupported = features.isSupported(addElementAtPoint);
  // Update UI based on new support status
});

// Later: cleanup the listener
await supportDisposer();
```

## Parameters

<Prop.List>
  <Prop name="onSupportChange" required type="function" sourceLineNumbers={[439]}>
    The callback that runs when the support status of an SDK method changes.

    **Returns**

    `void`
  </Prop>
</Prop.List>

## Returns

Disposes an event listener.

() => `void`