Black lines appear on the screen of the mobile phone.

If you are using a vivo phone and lines appear on the device screen, please use the device screenshot function to take a screenshot of the current screen, and check whether the abnormal lines in the picture move with the picture by sliding or zooming the screenshot picture left and right:

If the abnormal line moves with the picture:

1. It is recommended to restart the device. If the phenomenon still exists, it may be that the system and software applications are designed in this way. Please feel free to use.

Restart the phone:

1), press and hold the phone power button to pop up the "restart" option to turn it off;

2) Slide down the top of the mobile phone screen twice to bring up the shortcut bar details page/slide up the bottom of the screen to enter the control center, and click the "shutdown/restart" switch;

2. If the pointer position function in "Developer Options" is turned on, the current touch data will be displayed on the screen, and the touch trajectory will appear on the screen with crossed fingers. You can turn off Pointer Position in the developer options to view it. To start the developer's method, you can enter vivo official website-My Online Customer Service-and enter labor to consult the feedback of online customer service.

Note: This option is mainly suitable for developers, and it is not recommended to turn it on in daily use. Don't change the operation at will after entering, so as to avoid abnormality.

Abnormal lines do not move with the picture:

This situation is usually a screen failure. Please back up the equipment data in advance, and bring the equipment and purchase voucher to vivo customer service center for testing. Address of vivo Customer Service Center: Go to vivo official website /vivo Mall APP-My-outlet and select the current city to get the address and contact information of the service center. It is recommended to call in advance before going to avoid empty running, plan your trip reasonably and travel safely.