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

# Phone numbers

> Manage WhatsApp phone number settings and business profile

## Settings

```ts theme={null}
// Read settings
const s = await client.phoneNumbers.settings.get({ phoneNumberId: '123' });

// Update settings
await client.phoneNumbers.settings.update({
  phoneNumberId: '123',
  fallbackLanguage: 'en_US'
});
```

## Business profile

```ts theme={null}
// Read profile
const p = await client.phoneNumbers.businessProfile.get({ phoneNumberId: '123' });

// Update profile
await client.phoneNumbers.businessProfile.update({
  phoneNumberId: '123',
  about: 'My business',
  email: 'hello@example.com',
  websites: ['https://example.com']
});
```

<Note>
  These methods call the Meta Graph API and work with or without the Kapso proxy.
</Note>