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

# Upload File Chunk

Upload data to the file identified by File ID.

## Parameters

| Parameter | Description |
| - | - |
| File Content | The contents of the file to upload as bytes. |
| File ID | The ID of the file to upload. Can be obtained from the 'Initiate File Upload' action. |
| Upload Offset | The numeric offset at which the bytes contained in the body should be written. This offset must be a multiple of the initiated chunk size returned in 'Initiate File Upload'. |

## Workflow Library Example

[Upload File Chunk with Nightfall Ai and Send Results Via Email](https://library.blinkops.com/workflows/upload-file-chunk-with-nightfall-ai-and-send-results-via-email)

![Workflow Library](https://mintcdn.com/blinkops-2/ojHYuDeYX5FWuN8a/img/Icons/play-box.svg?fit=max\&auto=format\&n=ojHYuDeYX5FWuN8a\&q=85\&s=b8af968e71438a9499c3223c9bd29fb2)

Preview this Workflow on desktop

[https://library.blinkops.com/workflows/upload-file-chunk-with-nightfall-ai-and-send-results-via-email/canvas](https://library.blinkops.com/workflows/upload-file-chunk-with-nightfall-ai-and-send-results-via-email/canvas)