Oppo mobile phone locks the screen, how to cancel taking pictures?

1. First, find the Settings button on the phone desktop and click Open.

2. After opening the settings, find the camera option and open it.

3. After opening, you can see the flash function in the camera. After the flash function is turned on, the mobile phone can also take pictures when the screen is locked.

We can just turn off the flash function, that is, move the green button behind to the left and turn it into gray.