Applicable for ColorOS 5.2 Check your ColorOS version in [Settings] > [About phone].
Press the Home button at any time to see your phone applications. Click any application icon to get started.
Apps will show the number of messages pending to be read in red on the Home screen icon.
Click Menu button on the bottom left and it would bring up the menu apps that you've previously opened or used. Swipe left or right to see more. To switch to another app, click it.
When you long press an app, you'll be mostly given an option about App info or to Delete the app. Some Apps will give you more options.
Click Menu button on the bottom left, and then:
•Close an app: Swipe the app up to the top edge of the screen.
•Close all apps: Click Image to clean up the list.
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