IPhonexsnax rear camera black screen flashlight cannot be turned on. Is there something wrong with the cable?

There are several reasons why the black screen flash of the iPhonexsnax rear camera cannot be turned on:

1, the permissions are not set well, resulting in confusion of permissions.

2. The memory of the mobile phone is full, which makes the camera of the mobile phone unable to continue taking pictures and the screen is black.

3. Because the machine falls, the cable of the camera is easy to loosen due to the impact, and the camera itself will be damaged, resulting in a black screen of the camera. First, re-secure the cable buckles of the two cameras. If the fault still exists, it can basically be determined that the camera is damaged and needs to be replaced.

solution

1. First, open the phone desktop-Privacy-camera settings, open the permissions of commonly used software, and solve the problem of chaotic permissions.

2. Find Settings-General-Restore on the phone desktop, and finally click Restore all settings.

3. If it is a system problem, it is recommended to shut down and restart the iphone, and press the Home button and the power button to force the shutdown.

4. Find the settings-general-storage space and iCloud usage on the mobile phone desktop, and click Manage Storage Space to see the software that takes up a lot of memory and uninstall it.

5. The system files related to the camera are lost, resulting in a black screen. Back up the important information inside the mobile phone first, and then restore the factory settings.

6. It may be a battery problem, which leads to the black screen of the mobile phone. Charge the phone for a while, then turn it on and restart it.

7. If the black screen card machine fails because of the old version of the ios system, you can improve this problem through Apple's brush machine.