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

# Add buttons to a message card

> When the action is 'Send message to user or group', add buttons to the bottom of the card — recipients can open links or trigger automations directly from the card.

## What it does

When the action is **Send message to user or group**, add **buttons at the bottom of the card** — recipients can **open a link** or **trigger an automation** directly from the message — making interaction faster.

## How to use

Create an automation, set the trigger, then pick action **Send message to user or group**. Scroll to the bottom of the right panel and click **Add button**.

### Configure the button

A button supports:

* **Label:** custom text displayed on the button.
* **Style:** **Default**, **Primary**, or **Warning**.
* **On click:** **Open link** or **Run automation**.

### Click action

#### Create record

Clicking creates a row.

The link can be a hyperlink or include AI Table variables — fields, system variables, etc.

You can mark the button as **single-click only**.

#### Open link

Clicking opens a target page.

The link can be a hyperlink or include AI Table variables — fields, system variables, etc.

This option does not support single-click only.

#### Update record

Clicking updates a row in the table.

You can mark the button as **single-click only**.

#### Run automation

Clicking triggers another automation.

**Constraints:**

* The bound automation's trigger must be **On button click**.
* The bound automation must be configured and turned on.

For Button-field details, see [Button](/aitable/fields/field-types/button).

## FAQ

* **Q: Max number of buttons per card?**

  A: 3.
* **Q: Why does the link open fail?**

  A: The link must be a valid URL — invalid format causes failure.