# How to Reauthenticate Klaviyo in Shopify

> To reauthenticate Shopify, navigate to Integrations in the left side bar, click on Shopify, and select Update Settings. Next, click Update Integration to refresh the connection between Klaviyo and Shopify, successfully restoring your data synchronization.

Canonical: https://livedemo.ai/tutorials/how-to-reauthenticate-klaviyo-in-shopify/
Apps: Klaviyo
Updated: 2026-10-05
Interactive demo: https://story-api.livedemo.ai/workspaces/62255d3d3304f17b8f5e2d03/stories/692a4b94ab56e05a00ff6ef2/preview?step=1

## Steps

1. Navigate to 'Integrations' in the left side bar to begin reconnecting your Shopify store.
2. Find and click on 'Shopify' from your available integrations list.
3. Look for the 'Update Settings' button and give it a click to proceed.
4. Click 'Update Integration' to refresh your connection between Klaviyo and Shopify.
5. Success! Your Klaviyo and Shopify connection is now refreshed and ready to sync your data again.