This story was updated on July 28 and Augwith new information about Miracast’s 4K capabilities, and current hardware and software support.It is not only the wifi card that could be the issue, it could also be the graphics card. Some Miracast adapters-again, like Microsoft’s-come with an app that can use the adapter itself to change the overscan level. To fix this you’ll need to go into your TV’s options menu and set it to display on a dot-by-dot basis, rather than the stretch or zoom settings. Many TVs are set to overscan their HDMI inputs, which will make the image appear zoomed-in. After you connect to the adapter your screen will be mirrored onto your display.Ī final note: One issue you may encounter when mirroring to a TV is overscan. Tap it and either your device will connect, or you’ll be prompted for the PIN code display on your TV or projector by the Miracast adapter. After a minute, the name of your Miracast adapter should pop up. At the top of this page, toggle “Wireless display” to ON and it will scan for nearby Miracast devices. If you have an older Android device that still supports Miracast, you’ll need to go to the Settings menu, tap Display, and then tap Wireless display. Your TV will then display a splash screen asking you to connect a device. It may take up to 90 seconds for the adapter to finish booting up, but most are faster. Some adapters, like Microsoft’s, will require you to press a power button located on the physical dongle. Now that you’ve got a Miracast-capable device, power on your display, and switch the appropriate input if you’re using a streaming box or adapter. Microsoft’s Wireless Display Adapter, connected to a television.

These USB cables don’t actually transfer any data they’re there just to provide power to the adapter. Setup for any of these adapters is simple: Just plug the adapter into any open HDMI input port on your TV, projector, or monitor, then plug the small USB cable coming from the side of the device into the TV or an outlet. That’s not to say third-party adapters are bad, but troubleshooting is easier when you’re working with devices from the same company. For example, if you wanted to screen-beam from a Microsoft Surface Pro, you’d be best off with Microsoft’s adapter. We recommend picking a first-party adapter if you can find one.

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