![What time is the emergency alert test on 23 April? When the UK phone system is tested and how to turn it off What time is the emergency alert test on 23 April? When the UK phone system is tested and how to turn it off](https://wp.inews.co.uk/wp-content/uploads/2023/04/SEI_148929400.jpg?crop=498px%2C698px%2C1401px%2C791px&resize=640%2C360)
What time is the emergency alert test on 23 April? When the UK phone system is tested and how to turn it off
![Emergency alert alarm to sound on 23rd April in test that will trigger phones on silent – but Android and iPhone users can opt out Emergency alert alarm to sound on 23rd April in test that will trigger phones on silent – but Android and iPhone users can opt out](https://www.advertiserandtimes.co.uk/_media/img/CD0EGLTBUB6L21VPAMLO.jpg)
Emergency alert alarm to sound on 23rd April in test that will trigger phones on silent – but Android and iPhone users can opt out
![Test of Government's new, national Emergency Alerts system at 3pm on Sunday 23rd April - My Sefton News Channel Test of Government's new, national Emergency Alerts system at 3pm on Sunday 23rd April - My Sefton News Channel](https://mysefton.co.uk/wp-content/uploads/2023/04/Emergency-Alerts.jpg)
Test of Government's new, national Emergency Alerts system at 3pm on Sunday 23rd April - My Sefton News Channel
![Three UK on X: "On Sunday 23 April at 3pm, the UK Government will be testing their emergency alert systems. Your phone will make a loud siren sound, even if it's on Three UK on X: "On Sunday 23 April at 3pm, the UK Government will be testing their emergency alert systems. Your phone will make a loud siren sound, even if it's on](https://pbs.twimg.com/media/FuJywJVWwAA4KzF.jpg)
Three UK on X: "On Sunday 23 April at 3pm, the UK Government will be testing their emergency alert systems. Your phone will make a loud siren sound, even if it's on
![Expect your mobile to go off at 3pm on Sunday as new emergency alerts are tested - here's which phones will ring and what it'll sound like Expect your mobile to go off at 3pm on Sunday as new emergency alerts are tested - here's which phones will ring and what it'll sound like](https://www.moneysavingexpert.com/content/dam/dv-emergency-alert-warning.png.rendition.320.320.png)
Expect your mobile to go off at 3pm on Sunday as new emergency alerts are tested - here's which phones will ring and what it'll sound like
![Test of Government's new, national Emergency Alerts system at 3pm on Sunday 23rd April - My Sefton News Channel Test of Government's new, national Emergency Alerts system at 3pm on Sunday 23rd April - My Sefton News Channel](https://mysefton.co.uk/wp-content/uploads/2023/04/Emergency-Alerts-1200x350-c-default.jpg)
Test of Government's new, national Emergency Alerts system at 3pm on Sunday 23rd April - My Sefton News Channel
![UK Emergency Alerts: Test alert to be sent to all smartphones on 23 April 2023 | UCL News - UCL – University College London UK Emergency Alerts: Test alert to be sent to all smartphones on 23 April 2023 | UCL News - UCL – University College London](https://www.ucl.ac.uk/news/sites/news/files/styles/large_image/public/mobile_for_website.jpg?itok=kM1GdKCG)