If you're experiencing issues with your camera for online applications or video chats, or built-in Windows 10 Camera software, there are quite a few methods to try to get your camera back up and running.Here are some methods to get the camera back working on your Windows 10 PC:Reset Facial Recognition Sign in1. Right click on the Start button, typically found at the lower left corner of the screen, then click on Settings from the list of options. 2. From the Windows Settings pop-up screen that appears, click on Accounts. 3. Click on Sign-in options on the left pane. 4. Go to the Face Recognition option and click Remove. 5. After the Face Recognition is removed, select it again and click on Get Started. Once finished, reboot the computer. 6. If that does not help, continue to the next steps below.Reinstall Drivers7. Right click on the Start button, typically found at the lower left corner of the screen, then click on Device Manager from the list of options. 8. In Device Manager, open Biometric Devices and uninstall the device by right clicking on it and clicking on Uninstall device. 9. Once the device is uninstalled it will disappear from the list. At the top of the list, click on the Scan for Hardware Change to reinstall. If this does not help, try the following:Rollback the Driver10. In Device Manager, open System Devices and go to the Surface Camera Windows Hello option. Right click on it and go to Properties.11. On the Properties window, open the Drivers tab. From here, select Rollback Driver. 12. Reboot your PC once it is rolled back. If that does not help, try this:Turn on Biometrics (Windows 10 Pro steps only)13. Hold the Windows key and press R on your keyboard to open the Run window.14. Type gpedit.msc and click on OK to run the Local Group Policy editor. 15. In the Local Group Policy Editor window, go into Computer Configuration and then Administrative Templates, then Windows Components and lastly to Biometrics. 16. Double click on the Allow the use of biometrics. 17. In the window that comes up, make sure it is set to Enabled and then click on Apply on the bottom right. 18. Double click on Allow users to log on using biometrics. 19. In the window that comes up, make sure it is set to Enabled and then click on Apply on the bottom right.