---
sourceDocument: Australia Platform security
sourceDocumentLink: https://www.servicenow.com/docs/r/australia/platform-security

 Release :

    - australia

ft:locale :

    - en-US

ft:publication_title :

    - Australia Platform security

ft:clusterId :

    - psec

bundleId :

    - psec

workflow :

    - Platform


---

# Trusted Mobile app troubleshooting

# Trusted Mobile app troubleshooting {#ariaid-title1}

Release version: Australia  
Updated March 12, 2026  
![](https://www.servicenow.com/docs/portal-asset/ico-clock) 1 minute to read  
Review these troubleshooting scenarios to resolve issues with Trusted Mobile app.

The following sections describe some troubleshooting scenarios and ways to troubleshoot.

## Time difference between instance and mobile (clock-skew) {#troubleshooting-trusted-device__section_kks_lmx_gtb}

If there is a clock-skew, you can adjust or reset the clock on your mobile device for using the Trusted device.

## QR code expiry within five minutes {#troubleshooting-trusted-device__section_pz5_tmx_gtb}

The QR code for Trusted device feature expires within five minutes. In such a case, you can click for a new QR code.  
Note:  
The QR code expiry can be extended. To extend the code expiry, contact your admin.

## System property has changed {#troubleshooting-trusted-device__section_psw_xmx_gtb}

If the system property has changed, verify the registration based on the system property for the valid credential that can be used for login.

## Maximum device registered {#troubleshooting-trusted-device__section_u4w_fnx_gtb}

If the maximum number of device registrations is reached, remove the existing device or contact your admin to change the maximum device count.