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

# Quickbooks - How do I link my account?

## Overview

To authenticate with Quickbooks, you need:

1. **Realm ID** - This is an ID that identifies an individual QuickBooks Online company.

This guide will walk you through finding your QuickBooks **Realm ID**.

### Prerequisites:

* You must have a QuickBooks account and a company set up within it.

### Instructions:

#### Step 1: Finding your Realm ID

* You can leave this blank to allow Nango to automatically retrieve it for you, or you can manually override it by specifying your specific Realm Id.
* To specify your **Realm Id**:

1. Log in to your [QuickBooks](https://qbo.intuit.com/) account.
2. Click on the settings icon in the top-right corner, then, under **PROFILE**, click the **Subscription and Billing** button.

![](https://mintcdn.com/nango/mhzjyYtk64FHfrZi/api-integrations/quickbooks/settings.png?fit=max\&auto=format\&n=mhzjyYtk64FHfrZi\&q=85\&s=0b5bbd12b13a5b0f7d6bb0e6c68d2493)

3. You can find your **Realm ID** in the **Company ID** row.

![](https://mintcdn.com/nango/mhzjyYtk64FHfrZi/api-integrations/quickbooks/realmid.png?fit=max\&auto=format\&n=mhzjyYtk64FHfrZi\&q=85\&s=dd616d8ecc59d506cb125889fe35d046)

#### Step 2: Enter your **Realm ID** in the Connect UI

Once you have the **Realm ID**:

1. Open the form where you need to authenticate with Quickbooks.
2. Enter your **Realm ID** in the respective field.
3. Submit the form, and you should be successfully authenticated.

![](https://mintcdn.com/nango/mhzjyYtk64FHfrZi/api-integrations/quickbooks/form.png?fit=max\&auto=format\&n=mhzjyYtk64FHfrZi\&q=85\&s=b122bc283d276e2989b4f77abd23d727)

You are now connected to Quickbooks.


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