1. Developer-Reference
NexaGuard
  • Getting-Started
    • NexaGuard Developer Documentation
    • Quickstart (5 to 10 Minutes)
    • Documentation Overview
    • Concepts and Glossary
  • Compliance-and-Standards
    • Compliance Overview
    • IAB TCF v2.3 Support
    • Google Consent Mode v2 Validation
    • TCF API Validation
    • Audit Checklist (Pre-Launch)
  • Web-and-CMS-Integrations
    • NexaGuard CMP SDK – Web & GTM Setup
    • Integrate NexaGuard CMP with Webflow and Wix
    • Integrate NexaGuard CMP with WordPress
    • Integrate NexaGuard CMP with Drupal
    • Integrate NexaGuard CMP with Shopify
    • Google Tag Manager (GTM) Template Guide
  • Mobile-SDKs
    • NexaGuard CMP SDK - iOS Setup
    • iOS SDK API Reference
    • NexaGuard CMP SDK - Android Setup
    • Android SDK API Reference
    • App Attribution Partner (AAP) Integrations
  • Developer-Reference
    • Web JS API Reference
    • Consent Event Schema
    • Deployment and Environments
    • NexaGuard Debug Tool
    • Troubleshooting Playbook
    • Performance and Best Practices
    • Accessibility and UX Guidelines
    • Localization Workflow
    • Migration Guide
  • Security-and-Privacy
    • Security Overview
    • Privacy Architecture
    • Data and Logging Transparency
    • Subprocessors
    • CSP and Network Allowlist
  • Enterprise-and-Legal
    • DPA and Legal Pack
    • RFP Feature Matrix
    • Status and Reliability
    • Support and Escalation
    • NexaGuard CMP SDK – Commercial Licence
  • Operations
    • Changelog and Version Policy
  1. Developer-Reference

Migration Guide

Last updated: February 18, 2026
Use this guide when replacing another CMP with NexaGuard CMP.

1. Preparation#

1.
Inventory current CMP scripts/plugins/SDKs.
2.
Identify all domains/apps and tag containers affected.
3.
Export current consent configuration for rollback reference.

2. Replace Existing CMP#

1.
Remove legacy CMP script/plugin from site/app.
2.
Add NexaGuard integration using relevant setup guide.
3.
Ensure only one CMP implementation remains active.

3. Validate#

1.
Confirm banner appears once.
2.
Confirm Consent Mode v2 signals and ordering.
3.
Confirm TCF API behavior if enabled.
4.
Run Audit Checklist (Pre-Launch).

4. Go-Live#

1.
Publish during planned window.
2.
Monitor support and analytics impact.
3.
Keep rollback package ready for first 24 hours.
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