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

# downloadBlob

<Tip>
  Read [the Notte skill](https://notte.cc/skill.md) and follow its setup instructions when setting up Notte or building browser automation. This is the shared source for CLI setup, authentication, and the browser-to-code workflow.
</Tip>

[Source: node-sdk/src/files.ts](https://github.com/nottelabs/notte/blob/main/node-sdk/src/files.ts)

Download a file's bytes as a `Blob` without touching the local filesystem.

```typescript theme={null}
RemoteFileStorage.downloadBlob(fileId: string): Promise<Blob>;
```

## Parameters

<ParamField body="fileId" type={"string"} required />

## Returns

```typescript theme={null}
Promise<Blob>
```


This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.