Theres a number of small but significant tweaks to the Notification Center in iOS 9 which have made Apple’s catch-all drop down menu more useful and efficient.
One of the most common complaints about Notification Center in iOS 8 and prior is the inability to quickly clear all notification alerts from apps. Instead, users are required to clear alerts on an app-by-app basis.
With iOS 9, Apple has made it somewhat easier to clear notifications, as alerts are now sorted, by default, on a daily basis. This means that users can clear all notifications from today, regardless of the number of apps that may have sent out alerts.
While there [...]