Upcoming national test on 7 September 2025

The government will be carrying out a national test of the UK Emergency Alerts system on 7 September 2025 at 3pm.

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.