Hi, I am Dhanam, Independent Advisor here to work with you on this issue.
I know this has been difficult for you, Rest assured, I'm going to do my best to help you.
Open Settings.
Click on Apps.
Click on Apps &Features.
Select the Camera app from the list.
Click the Advanced Options link.
Click the Reset button.
Click the Reset button again to confirm.
Restart your device.
Roll-back driver
- Open run box by pressing Windows Key + R and type devmgmt.msc then hit enter
- Locate and expand Cameras/Imaging devices
- Right-click on the driver and select Update driver
- Select Browse my computer for drivers
- Select Let me pick from a list of available drivers on my computer
- Select any older driver from the list and click next
- Wait for the process to complete, once completed, restart your computer and check if it resolves your issue.
Feel free to reach back if you need any further assistance.
Hope this help. Have a good day.