The authorities has launched additional particulars about subsequent week's UK-wide check of an emergency alert system.

A message will seem alongside a loud alarm on tens of millions of cell phones at 3pm on 23 April.

The textual content that may seem has now been revealed - and it'll say: "This is a test of Emergency Alerts, a new UK government service that will warn you if there's a life-threatening emergency nearby.

"In an actual emergency, comply with the directions within the alert to maintain your self and others protected. Visit gov.uk/alerts for extra info.

"This is a test. You do not need to take any action."

The message will likely be obtained on 4G and 5G cell phones together with sound and vibration for as much as 10 seconds, even when units are on silent.

Phone customers will likely be prompted to click on "OK" on their dwelling display screen or swipe away from the message earlier than with the ability to proceed utilizing their gadget.

Drivers are suggested not to take a look at their telephones till it's protected to take action.

The emergency alert system is meant for use in life-threatening conditions together with flooding and wildfires.

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It is modelled on related schemes within the US, Canada, Japan and the Netherlands.

Oliver Dowden, chancellor of the Duchy of Lancaster, stated: "Getting this system operational means we have a vital tool to keep the public safe in life-threatening emergencies.

"It might be the sound that saves your life."

But domestic violence campaigners have said the test could put people in danger by revealing the location of secret phones hidden away by those at risk.

The government said it has been engaging with organisations working with vulnerable women and girls to ensure they are not adversely affected.

Read more:Emergency alerts in other countries - and times they've gone wrong…

Officials said people can opt out of the system if they need to conceal their phones, either by turning off emergency alerts in their settings or simply having the device switched off during the test.

Several major events are taking place on the test day including the London Marathon and the 2pm kick-off of Premier League ties between Bournemouth and West Ham and Newcastle and Tottenham Hotspur.

The government said it has worked with the Football Association and the marathon's organisers to limit the impact of the text.

Chief fire officer Alex Woodman, from the National Fire Chiefs' Council, said: "We should use each instrument at our disposal to maintain individuals protected and we'd like everybody to play their half, and the brand new Emergency Alerts system is a technique we are able to do that.

"For 10 seconds, the national test may be inconvenient for some but it's important because the next time you hear it, your life, and the life-saving actions of our emergency services, could depend on it."

Content Source: information.sky.com