Some useful tips you need to know for Android 6 Marshmallow

1.    Get your apps uninstalled right away

2.    Get to know your RAM Manager

3.    Tap on Google Now

4.    Disable Notification peeking

5.    Customize quick settings using UI Tuner

6.    Ignore Battery Optimizations

Read more: http://kecodoc.com/new-smart-teach-url/