---
title: "How does Whatfix identify users across devices?"
slug: "how-does-whatfix-identify-users-across-devices"
updated: 2025-05-06T13:20:31Z
published: 2026-05-29T04:29:46Z
canonical: "support.whatfix.com/how-does-whatfix-identify-users-across-devices"
---

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

# How does Whatfix identify users across devices?