If camera access is disabled, enable it. Scroll down to Allow apps to access the camera and toggle the enabled option.
about accessing the camera in the Privacy & Security section Fixing the "Unable to start the camera" error 0xa00f429f in Windows 11
Allow the camera to be used in the same way you allow a specific app to use GPS, i.e. allow only the Camera app or any other app that needs it.
Solution 4: Update your webcam driver
Outdated webcam drivers are a common cause of webcam errors. One way to fix compatibility issues is to update your webcam driver.
1. Right-click the Start button on the taskbar and select Device Manager.
2. Now from the list, expand Cameras. Right-click on your webcam bahrain telegram data and select Update Driver.
update camera driver from device manager Fix "Cannot start camera" error 0xa00f429f in Windows 11
Solution 5: Disable camera protection in third-party antivirus software
Some security tools come with certain features, such as privacy screens, that can block the camera. Disable these screens for a while to see if your camera starts working as usual.
1. Click the icon for the third-party antivirus software you have installed.
2. To find settings related to privacy protection and webcam security, look for a section that appears as Privacy Protection or Webcam Shield.
3. Disable the webcam shield or protection mechanism setting for a while.