# PDFViewer.mode

```ts
get mode(): SDKMode
```

The viewer's operating mode, as configured — see [SDKMode and the resting tool](https://kernstra.com/docs/web-sdk/config/mode).

- Kind: getter
- Since: 1.0.0

Returns `SDKMode`

Part of [PDFViewer](https://kernstra.com/docs/web-sdk/api/pdfviewer) in the Kernstra Web SDK 1.0.0 API reference.

Web page: https://kernstra.com/docs/web-sdk/api/pdfviewer/mode