![If you have a mobile phone, this is relevant to YOU! - National testing of the UK's new Emergency Alerts system on Sunday 23 April 2023 :: Derbyshire Community Health Services If you have a mobile phone, this is relevant to YOU! - National testing of the UK's new Emergency Alerts system on Sunday 23 April 2023 :: Derbyshire Community Health Services](https://i.ytimg.com/vi/XVrEhoK9YVc/mqdefault.jpg)
If you have a mobile phone, this is relevant to YOU! - National testing of the UK's new Emergency Alerts system on Sunday 23 April 2023 :: Derbyshire Community Health Services
![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
![Exact time millions of mobile phones across UK will emit loud alarm in national test on April 23 | Daily Mail Online Exact time millions of mobile phones across UK will emit loud alarm in national test on April 23 | Daily Mail Online](https://i.dailymail.co.uk/1s/2023/03/12/01/68595189-11849317-image-a-12_1678583091023.jpg)
Exact time millions of mobile phones across UK will emit loud alarm in national test on April 23 | Daily Mail Online
![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
![Sound that could save your life': UK disaster alert to buzz phones on 23 April | Emergency services | The Guardian Sound that could save your life': UK disaster alert to buzz phones on 23 April | Emergency services | The Guardian](https://i.guim.co.uk/img/media/e0a7861c8feb45c1d8c219de99317fea914d25ec/0_0_1575_945/master/1575.jpg?width=1200&height=1200&quality=85&auto=format&fit=crop&s=d64d2ba85536ef841102e3bbcd47f009)