
Option 1 – Try to run the Windows Store Apps troubleshooter

In addition, you can also try checking the Windows Services or run the System File Checker. To fix the error code: 0xA00F4243 (0xC00D3704) in the Camera UWP app, you can try to run the Windows Store Apps troubleshooter or reset the Camera app or update or reinstall the driver or apply some tweaks in the Registry Editor. It looks as though another app is already using the camera. When this error appears on the Camera UWP app, you will see the following error message: This kind of error could be due to an outdated or corrupted driver or a third-party program. However, if you suddenly encounter an error code 0xa00f4243 while using the Camera UWP app, then you’ve come to the right place as this post will provide some potential fixes that you can use to fix the problem.

Windows 10 has a UWP app for its Camera that you can use to take pictures and videos. How to Fix Camera app Error code 0xa00f4243 in Windows 10
