Learn how to add multiple notification channels to your Android 8.0 Oreo apps, and how to make it easier for users to customize each channel's settings.

Android has various classes for creating notifications on-device, but often the most compelling notifications are triggered externally.

Android 14 looks to bring a big upgrade to how notifications are handled — and with a teensy bit of tinkering, you can add the same superpowers into any phone this second.