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UnitedKingdom

From iOS 27.0.1 image · build 72.0, the copy every phone in the country gets.

Alerts (5)

Listed in Settings under Emergency Alerts.

SwitchUser can turn offOn by defaultSounds when mutedMuted by Do Not DisturbNotification title
Extreme AlertsyesyesyesExtreme Alert
Government Alertsno off switchyesyesGovernment Alert
Operator Definedno off switchnoyesOperator Defined
Severe AlertsyesyesyesSevere Alert
Test Alertsno off switchnoyesTest Alert
Message IDs (10)
RangeAlert type3GPP TS 23.041
4370GovernmentPresidential-level alert (CMAS class 1)
4371-4372ExtremeExtreme threat, observed/likely
4373-4378SevereSevere threat
4380-4381TestRequired monthly test
4382Operator DefinedOperator-defined use
4383GovernmentPresidential-level alert (additional language)
4384-4385ExtremeExtreme/severe threat (additional language)
4386-4391SevereExtreme/severe threat (additional language)
4393-4394TestRequired monthly test (additional language)
4395Operator DefinedOperator-defined use (additional language)
Other alert settings
Emergency numbers112, 999
AML SMS destination999
Alert languagesen
Alert sound / vibrationcbs_alert_us.caf / cbs_vibe_us.plist
ISO codesgb
789 carriers, 225 countries · iOS 27.0.1 (24A446) · beta iOS 27.2 beta 2 (24B5089g) GitHub Ready