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.

If you can't find an app or program, try the tips in See all your apps in Windows 10 and Program is not listed in add/remove programs after installation. If you get an error message when you're uninstalling, try the Program Install and Uninstall Troubleshooter.

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

Open the Xbox Accessories app. Scroll to your Xbox Elite Wireless Controller Series 2 and select Configure. Select a profile to adjust or create a new one. Select the Edit button and in the Mapping tab select the icon or letter for the button or input you’d like to change.

Here’s how to learn more: Select Start > Settings > System > About . Open About settings. Under Device specifications > System type , see if you're running a 32-bit or 64-bit version of Windows. Under Windows specifications, check which edition and version of Windows your device is running.

If a PC Health Check update is available, you can quickly install it for the latest version. If you don't have PC Health Check installed, you can install it by going to https://aka.ms/GetPCHealthCheckApp and following the prompts to download and install the app.

How to earn Microsoft Rewards points. It’s easy to rack up Microsoft Rewards points and earn your way toward great rewards like gift cards, movies, games, nonprofit donations, and more. Stay signed in with your Microsoft account and you'll earn points for doing the things you already do.

Administrators can change security settings, install software and hardware, access all files on the computer, and make changes to other user accounts. To log on as an administrator, you need to have a user account on the computer with an Administrator account type.

Get free Windows themes from Microsoft to personalize background, colors and sounds for your PC.

Help for admins of small businesses. Microsoft Store support. Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.