If some Windows functions aren't working or Windows crashes, use the System File Checker to scan Windows and restore your files. Though the steps below might look complicated at first glance, just follow them in order, step-by-step, and we’ll try to get you back on track. Run the System File Checker tool (SFC.exe)

Update the device driver. In the search box on the taskbar, enter device manager, then select Device Manager. Select a category to see names of devices, then right-click (or press and hold) the one you’d like to update. Select Search automatically for updated driver software. Select Update Driver.

Learn how to update your security processor or TPM firmware to protect Windows 10 and your device from attacks by malicious software.

Windows 11. PC Health Check app brings you up to date info on your Windows device health, helping you take action to improve your device performance and troubleshoot performance problems. It is periodically updated based on customer feedback to help you make the most of your Windows PC. How to open PC Health Check.

Follow these steps to automatically diagnose and repair Windows security problems by turning on UAC, DEP protection, Windows Firewall, and other Windows security options and features. Select the Download button on this page.

If your Surface isn’t working properly, the Microsoft Surface app and Surface Diagnostic Toolkit can help you find and solve problems. Notes: If your work or school manages your Surface, check with your IT department before running the tool.

Windows 7 and 8.1: Run a troubleshooter. Update the device driver. Error codes in Device Manager. If the above steps didn't help you resolve your problem or were not available, locate your error code in the following table, and follow the recommended resolutions for that error code.

It's best to let Windows install drivers automatically. Occasionally, Windows might not be able to find a driver for your device. If this happens, you might want to check the manufacturer's website for a driver or update for the device, or try installing any software that came with the device.

Open Device Manager. Windows 10. In the search box on the taskbar, type device manager, then select Device Manager from the menu. Was this information helpful?

1. Check your speaker output. 2. Run the audio troubleshooter. 3. Verify that all Windows Updates are installed. 4. Check your cables, plugs, jacks, volume, speaker, and headphone connections. 5. Check sound settings. 6. Fix your audio drivers. 7. Set your audio device as the default device. 8. Turn off audio enhancements. 9. Restart Audio Services