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

# downloadExternalPatch

> Function downloadExternalPatch in the Baileys API.

> **downloadExternalPatch**(`blob`, `options`): `Promise`\<[`SyncdMutations`](/proto-reference/classes/SyncdMutations)>

Defined in: [src/Utils/chat-utils.ts:416](https://github.com/WhiskeySockets/Baileys/blob/master/src/Utils/chat-utils.ts#L416)

## Parameters

### blob

[`IExternalBlobReference`](/proto-reference/interfaces/IExternalBlobReference)

### options

`RequestInit`

## Returns

`Promise`\<[`SyncdMutations`](/proto-reference/classes/SyncdMutations)>