An effective way to disable all of your app notifications at once is by using the Do Not Disturb (DND) mode on your Android phone.

Disable Bubbles Entirely If you'd rather disable the notification Bubbles for all apps, you can do that, too! On your Android phone or tablet, go to Settings > Notifications > Bubbles.

Your notification history can be handy in case you accidentally dismiss one that you wanted, but it's also a privacy nightmare. Here's how to turn it off.