联合王国将于9月7日进行一次全国紧急警报测试,向移动电话发送警报。 UK to conduct a national emergency alert test on September 7, sending alerts to mobile phones.

联合王国将于9月7日大约下午3时进行全国紧急警报测试, 向与4G和5G网络连接的移动电话发送警报声和讯息, The UK will conduct a national emergency alert test on September 7 at around 3 PM, sending a siren sound and a message to mobile phones connected to 4G and 5G networks, confirming it is a drill. 该系统5次用于真正的警告,包括恶劣天气和未爆炸炸弹,针对特定地区,对Android 11或以后装置进行工作。 The system, used five times for real warnings including severe weather and unexploded bombs, targets specific areas and works on Android 11 or later devices. 测试旨在确保系统在紧急情况下的有效性。 The test aims to ensure the system's effectiveness during emergencies.