windows display adapter windows 10 not showing up in device manager

Make sure your device drivers are up to date and the latest firmware is installed for your wireless display, adapter, or dock. If your wireless display doesn't, you’ll need a Miracast adapter (sometimes called a dongle) that plugs into an HDMI port. Make sure the display supports Miracast and verify it's turned on. To do this on your PC, select the Network icon at the far right of the taskbar, and then check the Wi-Fi quick setting. Here's how to check on your PC: To do this on your PC, select the Network icon at the far right of the taskbar, and then check to see if you have the Cast quick setting. Make sure your Windows 11 device supports Miracast. Note Use this method only for troubleshooting or development purposes, or to prevent users from accidentally uninstalling a required device that is not connected to the computer (such as a USB device or docking station that is not connected to a laptop computer).If you’re having trouble connecting to your wireless display or wireless dock, try the following to fix things: Set the variables in the System Variables box. If you are a developer or power user and you want to be able to view devices that are not connected to your computer, set this environment variable globally:

Note For Windows 7 and earlier, when you close the command prompt window, Window clears the devmgr_show_nonpresent_devices=1 variable that you set in step 2 and prevents ghosted devices from being displayed when you click Show hidden devices. When you finish troubleshooting, close Device Manager. Note Click Show hidden devices on the View menu in Device Manager before you can see devices that are not connected to the computer. Troubleshoot the devices and drivers in Device Manager. To work around this behavior and display disconnected devices when you click Show hidden devices:įor Windows 7 and earlier, start with step 1:Ĭlick Start, point to All Programs, point toĪccessories, and then click Command Prompt.Īt a command prompt, type the following command, and then press ENTER:įor Windows 8 and later: From Start, search for device manager, and select Device Manager from the search results.įor Windows 7 and earlier: Type the following command a command prompt, and then press ENTER: Devices that you install that are not connected to the computer (such as a Universal Serial Bus device or 'ghosted' devices) are not displayed in Device Manager, even when you click Show hidden devices. Device Manager displays only non-Plug and Play devices, drivers, and printers when you click Show hidden devices on the View menu.

Windows display adapter windows 10 not showing up in device manager