Hello
I’m sorry to hear that you’re having trouble with your microphone and camera drivers. Here are some steps you can try:
Check for updates: Go to Start > Settings > Windows Update > Check for updates. If there are no updates for your camera, try to select Advanced options > Optional updates, and look for any driver updates for your camera.
Restart your PC: If you haven’t restarted your device since the camera stopped working, you should do so.
Test your camera with the Camera app: Select Start, then choose Camera from your apps.
Check for a camera switch or button on your device: Some laptops and portable devices have a physical switch or button that turns the camera on or off.
Check your settings: Make sure Camera access is turned on. Also, ensure that Let apps access your camera is turned on.
Update your audio adapter driver: Go to Device Manager > Expand Sound, video and game controllers > Right click on your audio adapter > Click Update Driver Software > Click Browse my computer for driver software > Click Let my pick from a list of device drivers on my computer > Choose the driver > Click Next to update.
Run Hardware troubleshooter: Type msdt.exe -id DeviceDiagnostic in Command Prompt (run as Administrator), press enter, click Next on the Hardware troubleshooter wizard, then restart PC.