---
schema_version: "1"
id: 0807a2eb8148071ce9356b8c3a470800605062e530b9e0625f36915767c1f48f
title: ConnectApi.FeedItemAttachmentInput
collection: legacydeveloper
version: current
locale: en-us
portal_url: https://docs.salesforce.com/legacydeveloper/current/en-us/apexref/apex_connectapi_input_FeedItemAtt.md
canonical_url: https://developer.salesforce.com/docs/atlas.en-us.apexref.meta/apexref/apex_connectapi_input_FeedItemAtt.htm
source_site: developer.salesforce.com
content_type: documentation
content_hash: 1bd5bdc8d2bb5729eee219a4beb79d7a48ab88608d95fd2c2266c79a91bc3634
description: Used to attach a file to a feed item.
---
# ConnectApi.FeedItemAttachmentInput

Used to attach a file to a feed item.

![Important](https://developer.salesforce.com/docs/atlas.en-us.apexref.meta/apexref/images/icon_note_important.png)

#### Important

This class isn’t available in version 32.0 and later. In version 32.0 and later, use [ConnectApi.FeedElementCapabilityInput](https://developer.salesforce.com/docs/atlas.en-us.apexref.meta/apexref/apex_connectapi_input_feed_element_capability.htm "A feed element capability.").

This class is abstract and has no public constructor. You can make an instance only of a subclass.

Superclass for:

- [ConnectApi.CanvasAttachmentInput](https://developer.salesforce.com/docs/atlas.en-us.apexref.meta/apexref/apex_connectapi_input_canvasAtt.htm "Used to attach a canvas app to a feed item.")
- [ConnectApi.ContentAttachmentInput](https://developer.salesforce.com/docs/atlas.en-us.apexref.meta/apexref/apex_connectapi_input_contentAtt.htm "Used to attach existing content to a comment or feed item.")
- [ConnectApi.LinkAttachmentInput](https://developer.salesforce.com/docs/atlas.en-us.apexref.meta/apexref/apex_connectapi_input_linkAttach.htm "Add links to a feed item.")
- [ConnectApi.NewFileAttachmentInput](https://developer.salesforce.com/docs/atlas.en-us.apexref.meta/apexref/apex_connectapi_input_NewFileAtt.htm "Attach a new file to a feed item.")
- [ConnectApi.PollAttachmentInput](https://developer.salesforce.com/docs/atlas.en-us.apexref.meta/apexref/apex_connectapi_input_PollAttachInput.htm "Attach a poll to a feed item.")