Owl appears in the upper left corner of the phone.

This is a dynamic bar display icon of some software. Close the process,

1. Open the notification bar and check whether there is the word "Clear" on the upper right of the notification bar. If yes, please click to clear the information in the notification bar.

2. If you are using the operating system of Android 4. 1 or above, it is recommended to operate the standby interface, slide down the top curtain of the screen, find an advertisement message and hold it down, which will prompt the application, click Cancel after entering, and display a notice. Just check the box in front.