Fix your audio drivers. Hardware problems can be caused by outdated or malfunctioning drivers. Make sure your audio driver is up to date and update it if needed. If that doesn't work, try uninstalling the audio driver (it will reinstall automatically).

Manually update Surface drivers and firmware. Manual updates are useful if you need to update an offline device, update many devices that are all the same model, or if you’re creating system images for your organization.

Check for Windows updates. Learn how to update drivers in Windows using Device Manager to update or reinstall a driver.

Learn how to add user accounts in Windows 10 and Windows 11. With an account, each person has separate files, browser favorites, and a private desktop.

Possible causes. Make sure your PC, the external display, and the cable all support DisplayPort or MHL alternate modes. Make sure the device or dongle is connected directly to your PC. Make sure the device or dongle is connected to the USB-C port on your PC that supports the correct Alternate Mode.

In the search box on the taskbar, type device manager, then select Device Manager from the menu.

Open Display settings. If you want to change the size of your text and apps, choose an option from the drop-down menu under. To change your screen resolution, use the drop-down menu under. Learn how to use the Settings app to view and change display settings in Windows.

The Microsoft Authenticator app helps you sign into your accounts when you're using two-step verification.

Fix touchpad problems in Windows. Windows 11 Windows 10. Windows 11 Windows 10. If your touchpad isn’t working, it may be a result of a missing or out-of-date driver. Updating or reinstalling your touchpad drivers in Device Manager may help solve the problem.

It looks like this: PRODUCT KEY: XXXXX-XXXXX-XXXXX-XXXXX-XXXXX. Locate your product key for Windows 10 or Windows 11. Depending on how you got your copy of Windows 10 or Windows 11, you'll need either a 25-character product key or a digital license to activate it.