Can’t Start Camera In Windows 10 (0xA00F429F)

If you can't start camera in Windows 10 and received error code 0xA00F429F, this article will help you to fix it.

Kapil Arya
11x Microsoft MVP · Admin
2 min read
Add as a preferred
source on Google

Windows 10 comes with some of the UWP apps installed. These are apps that you’ll need for day-to-day computing. Camera app is one of these pre-installed apps. If your device is equipped with a webcam, you can use Camera app to capture yourself. In case if you uninstalled Camera app earlier, you can download it back from Microsoft Store.

However, there is a possibility that sometimes Camera app couldn’t connect to hardware or other resources it would need. In such condition, it would failed to start camera. See the screenshot below.

Can’t start your camera

If you’re sure that the camera is connected and installed properly, try checking for updated drivers. If you need it, here’s the error code: 0xA00F429F <WindowShowFailed> (0x887A0004).

FIX Can't Start Camera In Windows 10

So if you’re also facing this problem and can’t start camera in Windows 10, refer below mentioned suggestions to fix it.

Fix: Can’t Start Camera In Windows 10

Fix 1: General Suggestions

1. Restart your system.

2. Open Device Manager, go to Camera section and right click on your camera device, select Uninstall. Click Action > Scan for hardware changes. Check if issue is resolved, else continue to step 3.

3. In Device Manager, right click on Camera device, select Update driver. Follow on-screen instructions.

4. If step 3 doesn’t works, go to your device manufacturer’s website and install latest webcam drivers for your system model.

5. Reinstall, if you’ve external camera.

6. Go to Settings > Privacy > Camera, make sure the Camera access for this device option is On.

FIX Can't Start Camera In Windows 10

If you continue facing this issue even after trying above suggestions, refer FIX 2 below.

Fix 2: Using Registry

We recommend you to create a System Restore point first, before editing registry.

1. Open the Registry Editor by running regedit.exe command.

2. Go to HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Media Foundation\Platform.

3. In right pane of Platform registry key, create new registry DWORD (REG_DWORD). named EnableFrameServerMode.

4. Let the Value data of EnableFrameServerMode registry DWORD remain set to 0, as you created it.

5. Close Registry Editor and restart your computer.

After rebooting your machine, the issue should be resolved.

Hope this helps!

Related: We Can’t Find Your Camera (0xA00F4244) In Windows 10.

Share this article
https://www.kapilarya.com/cant-start-camera-in-windows-10-0xa00f429f

Shareable URL

Article by

Kapil Arya
11x Microsoft MVP · Admin

Kapil holds Microsoft MVP title in Windows IT Pro expertise, 11-times in a row (2014-2025). He is 8-times Windows Insider MVP as well, and author of 'Windows Group Policy Troubleshooting' book. In 2015, Microsoft India accomplished him as 'Windows 10 Champion'. Being passionate Windows blogger, he loves to help others on fixing their system issues. Kapil has worked with official Microsoft Community Engagement Team (CET) on several community projects. You can subscribe him for news/updates and fixes for Windows.