Fix: Camera not working Error 0xA00F4243 on Windows 10

There are several programs in Windows 10 that use the camera app to take pictures and videos. While using this functionality, a few users encounter the error message “Camera not working” with a code 0xA00F4243. The presence of corrupt software/driver, third-party UWP apps accessing the camera are some of the prime reasons behind this issue.

To fix the camera not working error 0xA00F4243 on Windows 10, run the Windows Store Troubleshooter. If the issue persists even after this, try the workarounds – Reset Camera App, Rollback device driver, start essential services, etc. Disabling the camera access to the third-party apps may also sometimes fix the issue. Let’s explore the solutions in detail –

How to fix Webcam error 0xA00F4243 on Windows 10

To solve the Camera not working error 0xA00F4243 on Windows 10, use the following fixes –

1. Perform Windows Store Troubleshooter

The first tool to resolve such errors must be the Windows Store Troubleshooter. This is an in-built tool by Microsoft that works to fix the underlying cause behind any issues or bugs. Here’s how to use this utility program –

  • Launch the Settings app using Win + I shortcut key. 
  • Select Update & Security thereafter Troubleshoot on the left column.
  • On its adjacent right, scroll down and hit Windows Store Apps.
  • Now, click “Run the Troubleshooter” to start assessing the reasons behind error 0xA00F4243.

Run Camera Troubleshooter

  • Next, follow the on-screen instructions and wait for this to complete scanning.
  • Lastly, restart the PC to save the changes performed so far.

Note: Usually, this solves different error-types. However, if the error remains, follow the next method. 

2. Reset the Camera App

Resetting the app when it is not working always worths the try. Doing so refreshes the data and re-initiates its settings. Follow the below steps to reset the Camera App –

  • Make a right-click on the WinKey and select Settings.
  • Select Apps thereafter Apps & features. Move to the right side, scroll down, and click Camera.
  • Hit Advanced options, thereafter Reset on the succeeding screen.

Camera not working error 0xA00F4243

  • If any Confirmation window appears, click Reset again.

Camera not working error 0xA00F4243

  • Lastly, Reboot your PC and try connecting to the camera again.

3. Uninstall and Reinstall the Camera driver

In case you have recently updated the related driver, this may lead to the camera error 0xA00F4243. If this indeed is the case, upgrade the same to its next version or rollback the driver to its previous installation. To do so, use the following steps –

  • Hold the Win key and press R to launch the Run dialog.
  • In the text box, type devmgmt.msc and hit the OK button.
  • Reach out to the Camera section, expand it, and right-click on the available driver.
  • Select Properties using the context menu.

Error 0xA00F4243

  • Head over to the Driver tab and click Rollback driver.
  • Hit OK again to save the recent changes and Restart your PC.

Note: If you are trying to remove this driver, right-click on it, and select Uninstall from the context menu. Once it removed, visit this universal program from the official website.

4. Start the camera crucial Services

If somehow the crucial services are disabled, this may cause the Camera not working error 0xA00F4243. To solve this issue, check the running status of certain services using the below steps –

  • Press Win+Q, type Services and click on the well-matching result.
  • Now, locate and click the Intel(R) RealSense(TM) Depth
  • Go to the Startup Type and change this one to Automatic.
  • Ensure the service status reads Running. If otherwise, hit Start to enable the same.
  • Click Apply then OK to implement the above changes.
  • Finally, Reboot the device and check whether the Camera app error 0xA00F4243 resolves or not. If not, try the next solution –

5. Scan/Repair corrupt system files using SFC Tool

A random power fluctuation, if occurs, may corrupt the important system files. If you recently face such instances, use the SFC utility to scan and repair the damaged/missing core files. Here are the steps to work upon –

  • Press WinKey and S together to launch the search bar.
  • Type Command Prompt at the text bar, right-click on the top result, and select Run as Administrator.
  • If prompted the UAC window, click Yes to proceed ahead.
  • Now, type sfc/scannow near the blinking cursor and hit Enter to start scanning/repairing process. 

Sfc scan

  • This takes a few minutes to find and correct corrupt files, so wait accordingly.
  • I hope the camera starts functioning normally after the scan completes. 

6. Disable third-party Apps that Utilize the Webcam

If you allow numerous programs to access the camera, this may result in error 0xA00F4243. To fix this issue, you should restrict all third-party software to use the camera app or its features. 

  • Type Camera in the search bar and click Camera privacy settings.
  • This will redirect you to the Settings page. On the right pane, turn on the toggle switch under “Allow apps to access your camera“.

Camera not working error 0xA00F4243

  • Scroll down and disable all the switches except for Camera

7. Fixed the issue using Registry

In case the above fixes fail to resolve this bug, use the registry to enable certain Camera frames. Here’s how to perform this task –

Waring: Any incorrect changes under the registry may corrupt different apps or even the operating system. Hence, we recommend creating a registry backup in case something went wrong. 

  • Right-click on the WinKey and select Run.
  • Type regedit at the void and press Enter so as to start the Registry Editor.
  • When the UAC window comes into view, tap Yes.
  • Next, browse to the below address –

Computer\HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\WindowsMediaFoundation\Platform

  • Right-click anywhere and choose New > DWORD (32-bit) and rename this EnableFrameServerMode.

Camera not working error 0xA00F4243

  • Subsequently, open this entry and put “0” under its value data field. 
  • Click OK and Restart the computer so as to make the changes effective.

That’s it, I hope this article helps to resolve the Camera not working issue on Windows 10.