There is a black line on the mobile phone screen. What happened?

If you use a vivo phone, the abnormal lines will move 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 track will appear on the screen where the fingers cross. You can turn off the "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 input the feedback of manual consultation 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 information in advance, and bring the equipment and purchase voucher to vivo customer service center for testing. (Address of customer service center: Go to vivo official website /vivo Mall APP-My-Service outlets/After-sales outlets-Select provinces and cities to inquire about the address of customer service center) It is suggested to call the customer service center in advance to confirm relevant matters, so as to know that the working hours are coming soon, so as not to delay precious time.