The government will be carrying out a national test of the UK Emergency Alert System on 7 September 2025 at 3 PM.
The test alert will be sent to all compatible 4G and 5G mobile phones and compatible tablets across the UK.
This follows the first successful national test in April 2023.
Information about the upcoming national test is available in British Sign Language (BSL) and Easy Read formats – see link below.
For further information about the test, please click the link below.