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# cancelAllThumbnailImageRequests()

Cancels all pending asynchronous thumbnail image requests.

```
func cancelAllThumbnailImageRequests()
```

## Discussion

This method cancels only requests made using the [`requestThumbnailImages(atTimes:timeOption:)`](/documentation/MediaPlayer/MPMoviePlayerController/requestThumbnailImages(atTimes:timeOption:)) method. It does not cancel requests made synchronously using the [`thumbnailImage(atTime:timeOption:)`](/documentation/MediaPlayer/MPMoviePlayerController/thumbnailImage(atTime:timeOption:)) method.

---

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