> Fetch clean Markdown by appending `.md` to any page URL under https://signalwire.com/docs or requesting it with the HTTP header `Accept: text/markdown`. The root index at https://signalwire.com/docs/llms.txt lists the available documentation indexes.

# requestKeyframe

> Request a video keyframe via RTCP PLI/FIR.

```ts
requestKeyframe(): void
```

Request a video keyframe via RTCP PLI/FIR.

## **Returns**

`void`

## **Examples**

```ts
call.requestKeyframe();
```

> Request a video keyframe via RTCP PLI/FIR.