Critical alerts are messages that are displayed even when your iPhone or iPad is in Do Not Disturb or Silent. These include notifications with essential information about the weather crisis or important health warnings from connected units.
How do critical warnings work?
Apple's IOS 1
It is not allowed that all apps send critical alerts. Before an app can send critical alerts, the developer must apply for a right from Apple. Apple's manual veterinary program to ensure that information is critical.
Critical alerts differ from standard notifications. They work even if you don't allow other messages from the app. You may not have any apps that can send critical alerts, but if you do, there are some ways to enable these alerts.
How to Enable Critical Alerts for an Application
Many critical alert apps encourage you to activate them the first time you open the app. You'll see a message saying that the app "wants to send you critical alerts." Touch "Allow" to enable critical alerts from that app. You may be able to customize what the app warns about from the app itself.
If you do not enable critical alerts when the app is first launched (or just need to change the setting)
Tap the app you want adjust the Critical Alert settings and then select
That's it! If you enabled the feature, critical alerts will ring on your iPhone or iPad even if the disorder is not on.
Why you should enable critical alerts
Not all apps contain critical alerts. You'll find this feature in apps designed to keep you safe, including health, weather and security apps.
There are times you want to disconnect or minimize interruptions. But when there is a tornado in your area, you can't afford to be disconnected. That's what critical warnings are for – the warning that breaks you out of your connection can only save your life.
Apple doesn't want apps to abuse this powerful feature. Therefore, app developers must apply and argue for their case Apple before including this feature. Apple knows it's important to relax sometimes, but you may want to get messages that protect you from danger. That being said, critical warnings are an opt-in service. You don't have to get them, but if an app you use offers them, it's probably a good idea to accept.