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[Home](./index.md) &gt; [puppeteer](./puppeteer.md) &gt; [BrowserFetcher](./puppeteer.browserfetcher.md) &gt; [download](./puppeteer.browserfetcher.download.md)

## BrowserFetcher.download() method

Initiates a GET request to download the revision from the host.

<b>Signature:</b>

```typescript
download(revision: string, progressCallback?: (x: number, y: number) => void): Promise<BrowserFetcherRevisionInfo>;
```

## Parameters

|  Parameter | Type | Description |
|  --- | --- | --- |
|  revision | string | The revision to download. |
|  progressCallback | (x: number, y: number) =&gt; void | A function that will be called with two arguments: How many bytes have been downloaded and the total number of bytes of the download. |

<b>Returns:</b>

Promise&lt;BrowserFetcherRevisionInfo&gt;

A promise with revision information when the revision is downloaded and extracted.

## Remarks

This method is affected by the current `product`<!-- -->.

