Cast to a display from a Windows PC. You can wirelessly connect your PC to a TV, projector, or other kind of external display that supports Miracast. Turn on your TV, projector, or other display. If you're using a Miracast dongle or adapter, make sure it's plugged in to the display.

Wirelessly connect your PC to a monitor, projector, or other kind of external display that is connected to a WiGig dock. Turn on the TV or projector. Turn on your WiGig dock and make sure it's connected to the display. Make sure your PC supports WiGig and that it's turned on.

Select the Network icon on the right side of the taskbar, and then move the Brightness slider to adjust the brightness. (If the slider isn't there, see the Notes section below.) Some PCs can let Windows automatically adjust screen brightness based on the current lighting conditions.

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 Hardware problems can be caused by outdated or malfunctioning drivers.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).

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Screen flickering in Windows 11 is usually caused by a display driver issue or incompatible app. To determine whether a display driver or app is causing the problem, check to see if Task Manager flickers.

The root cause of the camera error 0xA00F4244 is often linked to issues with the camera driver. If this driver is outdated or corrupted, it might not effectively communicate with the hardware, leading to this error. Resolving this issue can often be as straightforward as updating the camera driver.

We’ve separated these tips into a few different parts—steps to try on your home Wi-Fi router, on the PC you’re setting up, or on another device. Sometimes, you might need to try a combination of things to get connected.

Enable TPM 2.0 on your PC. Published August 2021. This article is intended for users who are not able to upgrade to Windows 11 because their PC is not currently enabled with TPM 2.0 or their PC is capable of running TPM 2.0 but is not set up to do so.

In addition to diagnostic checks, there is a push-button simple way to check upgrade eligibility for Windows 11. Once Windows 11 is released, Windows Update will also offer a way to assess upgrade eligibility. You will be able to access this from Settings > Update & Security .