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

# Mark as Important

> Mark one Gmail message as important.

The **Mark as Important** action adds Gmail's built-in `IMPORTANT` label to a
message.

## Inputs

| Input                   | Type           | Required | Description                           |
| ----------------------- | -------------- | -------- | ------------------------------------- |
| **Third-party account** | Google account | Yes      | Gmail account containing the message. |
| **Message ID**          | String         | Yes      | Gmail ID of the message to update.    |

<Note>
  This action has no output. Use **Is Important?** afterward only when a later
  step needs an explicit boolean.
</Note>