Integrate NexaGuard CMP with Shopify

Last updated: February 21, 2026

This guide covers the public integration flow for the NexaGuard CMP Shopify app.

1. Overview

After installation and App Embed activation, NexaGuard CMP:

loads the NexaGuard web loader on storefront pages

shows consent UI based on region/configuration

emits TCF/GPP and Google Consent Mode signals

syncs consent categories with Shopify Customer Privacy API

2. Requirements

Shopify Online Store 2.0+

admin access to theme customization

valid NexaGuard Settings ID

3. Install and Enable

Install NexaGuard CMP from Shopify App Store.

Go to Online Store -> Themes -> Customize.

Open App embeds.

Enable NexaGuard CMP.

Set your Settings ID in the embed settings.

Save.

Optional advanced path:

if shop.metafields.nexaguard.settings_id exists, it is used automatically

4. Verification

Storefront loader check

Open storefront and confirm loader script is present:

Confirm loader network request:

TCF API check

Shopify Customer Privacy API sync check

Expected result:

CMP actions update Shopify consent categories (analytics, marketing, preferences, sale_of_data) according to user choice.

5. Debug Mode

Use URL flags on storefront:

?nxg_debug=1 for console diagnostics

?nxg_debug_ui=1 for the on-screen debug overlay

6. Duplicate Injection Warning

Use one integration path at a time:

App Embed (recommended), or

manual <script id="nexaguard-cmp" ...> embed

Do not run both together.

7. Compliance Notes

NexaGuard CMP Shopify integration supports:

GDPR / ePrivacy

IAB TCF v2.3 flows

Google Consent Mode v2 signaling

Shopify Customer Privacy API category synchronization

8. Support

Troubleshooting Playbook

Web Setup

[email protected]

Integrate NexaGuard CMP with Shopify

1. Overview#

2. Requirements#

3. Install and Enable#

4. Verification#

Storefront loader check#

Consent Mode check#

TCF API check#

Shopify Customer Privacy API sync check#

5. Debug Mode#

6. Duplicate Injection Warning#

7. Compliance Notes#

8. Support#