How does the Chrome browser close the notification bar

Chrome Browser closes the notification bar icon: 1:chrome Notification bar icon is displayed in an alarm clock style, called chrome-notification, right click to postpone the notification information 1 hours to push

2: In the Address bar of the Chrome browser input: chrome://flags/. In the interface, press CTRL + F, and in the Arrow point box, enter notification.

3: Automatically navigate to enable synchronous notification Mac, Windows, Linux, Chrome os enable experimental sync notifications. #enable-sync-synced-notifications. This option for different versions of Chrome may be different, as the previous version is called Rich notification, just check the basic Chrome notification bar icon with the notification Word in the Drop-down menu select-Deactivated, and then restart the Chrome browser

4: When you look at the notification bar, the chrome notice is gone.