--- title: Using Digital End-user Experience Self-service description: Use Digital End-user Experience Self-service to monitor device performance using the Device health check feature available in Desktop Assistant and Employee Center, or conversationally through the ServiceNow Otto for ITSM Virtual Agent. locale: en-US canonical_url: https://www.servicenow.com/docs/r/australia/it-service-management/digital-end-user-experience-self-service/using-dex-self-service.html release: australia product: Digital End-user Experience Self-service classification: digital-end-user-experience-self-service topic_type: concept last_updated: "2026-03-12" reading_time_minutes: 1 breadcrumb: [Digital End-user Experience Self-service, Digital End-User Experience, IT Service Management] --- # Using Digital End-user Experience Self-service Use Digital End-user Experience Self-service to monitor device performance using the **Device health check** feature available in Desktop Assistant and Employee Center, or conversationally through the ServiceNow Otto for ITSM Virtual Agent. You can access Device health check from the following sources: - Employee Center. See [Check device health using Employee Center](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/it-service-management/digital-end-user-experience-self-service/check-your-device-s-using-employee-center.md). - Desktop Assistant. See [Check device health using Desktop Assistant](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/it-service-management/digital-end-user-experience-self-service/check-your-device-s-health-using-desktop-assistant.md). - Now Assist for ITSM Virtual Agent. See [Check device health using ServiceNow Otto for ITSM Virtual Agent](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/it-service-management/digital-end-user-experience-self-service/check-your-device-s-health-using-now-assist-for-itsm.md). You might be unable to access the Device health check widget or page due to the following reasons: - Device not assigned: DEX monitored devices aren’t assigned to you.  - The device is offline: The device list drop-down is inactive and you see a message that the device is currently offline. - The device is online but no recent data is available: You see a message notifying you that Device health check is unavailable and are prompted to retry later or open an IT ticket.