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How do I connect Lightspeed Retail (R-Series) POS to Marsello?

Step-by-step guide to connect Marsello and Lightspeed Retail (R-Series) POS

Updated this week

For Lightspeed Retail (R-Series) Merchants

Formerly known as Lightspeed Retail

Connect your Lightspeed Retail (R-Series) POS to Marsello to sync customer and order data. This allows you to power loyalty, marketing, and customer insights from your sales activity.

You can connect Lightspeed Retail (R-Series) in two ways:

⚠️Important: To connect Marsello on Lightspeed Retail (R-Series) POS, you must have the "Owner" role with all permissions enabled in Lightspeed.


Before you start

To connect Lightspeed Retail (R-Series), you must:

  • Have the Owner role in Lightspeed

  • Enable Read and write access to all records

Not sure of your role? Follow the steps below to check.

  • While logged into your Lightspeed Retail (R-Series) dashboard, go to in R-Series under Settings > Advanced Setup > Client API Access

    Screenshot showing how to confirm your user role in Lightspeed Retail (R-Series) by navigating to Settings > Advanced Setup > Client API Access from the R-Series dashboard.
  • Under the CLIENT menu, click Marsello.

    Screenshot showing the CLIENT menu in Lightspeed Retail (R-Series), with the "Marsello" option selected.
  • Under the Refresh Tokens section, click on your account.

    Screenshot showing the "Refresh Tokens" section in Lightspeed Retail (R-Series), with a user account listed and highlighted for selection.
  • Confirm the status on your account under the Employee field. If this field is blank, you have an Owner role.

    Screenshot displaying account details in Lightspeed Retail (R-Series), with the "Employee" field highlighted; if this field is blank, it indicates the user has an Owner role.

How do I connect Lightspeed Retail (R-Series) POS to Marsello during signup?

Getting started with Marsello is quick - connect your Lightspeed Retail (R-Series) POS during the signup process.

1. From Marsello's website, select the Start a free trial button.

2. Follow the prompts to enter your brand's details and click Continue.

Screenshot of Marsello’s sign-up process showing the option to start a free trial, followed by fields to enter brand details and continue setup with Lightspeed Retail (X-Series).

3. From the Connect a sales platform step, select Lightspeed Retail POS (R-Series).

The screen shows a setup page with a list of sales platforms. The option “Lightspeed Retail POS (X-Series)” is highlighted as the one to choose.

4. Click Authorize Application to authorize the connection between Marsello and Lightspeed Retail (R-Series) POS.

Screenshot showing the "Authorize Application" button, which appears after clicking Connect, to authorize the integration between Marsello and Lightspeed Retail (R-Series) POS.

📝 Note: You will be prompted to log in to your R-Series account if you are not already logged in.

Screenshot highlighting the requirement to have the "Owner" role in Lightspeed with all permissions enabled, including "Read and write access to all records" selected.

4. This will form the connection between Lightspeed Retail (R-Series) POS and Marsello.

Your orders and customers will now sync through to your Marsello account 🎉

Lightspeed Retail (R-Series) POS will now display in your Marsello app admin under the Integrations page; including any POS and eCommerce sites listed on your Lightspeed account.

⚠️ Important: Please review your enabled Lightspeed site(s), and disable any sites or any not currently in use.


How do I connect Lightspeed Retail (R-Series) POS to Marsello from my Marsello dashboard?

If you didn’t connect your Lightspeed Retail (R-Series) POS during sign-up, you can still do so anytime from the Marsello dashboard. Follow the steps below to connect directly from your POS and eCommerce settings within Marsello.

1. From your Marsello dashboard, go to Settings > Connections > Sales platforms

2. Click Connect sales platform

Screenshot of the Marsello dashboard showing the path to connect a sales platform: Settings > Connections > Sales platforms, with the 'Connect sales platform' button highlighted

3. Next to Lightspeed Retail (R-Series) POS, click Connect

Beside Lightspeed Retail (R-Series) POS, click Connect.

4. Click Authorize Application to authorize the connection between Marsello and Lightspeed Retail (R-Series) POS.

Screenshot showing the "Authorize Application" button, which appears after clicking Connect, to authorize the integration between Marsello and Lightspeed Retail (R-Series) POS.

📝 Note: You will be prompted to log in to your R-Series account if you are not already logged in.

Screenshot highlighting the requirement to have the "Owner" role in Lightspeed with all permissions enabled, including "Read and write access to all records" selected.

4. This will form the connection between Lightspeed Retail (R-Series) POS and Marsello.

Your orders and customers will now sync through to your Marsello account 🎉

Lightspeed Retail (R-Series) POS will now display in your Marsello app admin under the Integrations page; including any POS and eCommerce sites listed on your Lightspeed account.

⚠️ Important: Please review your enabled Lightspeed site(s), and disable any sites or any not currently in use.


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