![This is why your mobile phone will make a loud emergency siren noise later this month in Milton Keynes This is why your mobile phone will make a loud emergency siren noise later this month in Milton Keynes](https://www.miltonkeynes.co.uk/webimg/b25lY21zOjMyYmJlZWRjLTEzMWEtNDAxMC04ZmZmLTJiNDdmODdjNGM3NTo4N2IwNzQzOS03MWEwLTQ4YTQtYTE5Zi1mYThjZWYxYzFlZGI=.jpg?width=1200&enable=upscale)
This is why your mobile phone will make a loud emergency siren noise later this month in Milton Keynes
![How to switch OFF the emergency phone siren the Government is set to test in just a few weeks | Daily Mail Online How to switch OFF the emergency phone siren the Government is set to test in just a few weeks | Daily Mail Online](https://i.dailymail.co.uk/1s/2023/03/12/01/68595189-11849317-image-a-12_1678583091023.jpg)
How to switch OFF the emergency phone siren the Government is set to test in just a few weeks | Daily Mail Online
![Siren alert tested on all mobile phones next month | News - Greatest Hits Radio (Berkshire & North Hampshire) Siren alert tested on all mobile phones next month | News - Greatest Hits Radio (Berkshire & North Hampshire)](https://cdn.apollo.audio/one/media/6416/c4b9/4192/0405/e94e/877a/jonas-leupe-wK-elt11pF0-unsplash%20(1).jpg?quality=80&format=jpg)
Siren alert tested on all mobile phones next month | News - Greatest Hits Radio (Berkshire & North Hampshire)
![This is how to opt out of the government's emergency alerts system if you're an Android or iPhone user This is how to opt out of the government's emergency alerts system if you're an Android or iPhone user](https://www.suffolknews.co.uk/_media/img/741LPJIET8EMFWTG9ZXO.jpg)
This is how to opt out of the government's emergency alerts system if you're an Android or iPhone user
![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)