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 run into problems trying to connect to a Bluetooth device, here are some troubleshooting steps to try. Note: For general info about how to connect a Bluetooth device to your PC, see Pair a Bluetooth device in Windows.

Receive files over Bluetooth. Receive photos, videos, or other kinds of files that you or a friend shares from another device, such as a phone, laptop, or tablet. On your PC, select Start > Settings > Devices > Bluetooth & other devices. Learn how to pair.

Getting ready for the Windows 11 upgrade. How to check if your device meets Windows 11 system requirements after changing device hardware. Learn how to use the PC Health Check app to help you improve your device performance.

If your system is asking you for your BitLocker recovery key, the following information may help you locate your recovery key and understand why you're being asked to provide it. Important: Microsoft support is unable to provide, or recreate, a lost BitLocker recovery key.

In Windows 11, apps don't automatically get added to your desktop. Learn how to pin apps to your desktop or taskbar in Windows 11 or Windows 10.

You can easily edit the passwords saved in Microsoft Edge. Important: Changing the password in Microsoft Edge doesn't change the password for the website. You'll need to ensure that the password stored in Microsoft Edge matches the password you've set for the website.

When that happens, we’ll help you request a refund. Refunds are typically issued for requests meeting the following criteria: Requests are made within 14 days of the purchase date. Requests are for games in which you haven’t accumulated a significant amount of play time.

How to share files in File Explorer on Windows. To share a file in File Explorer on Windows 11, select the file, then select Share on the ribbon. You can also right-click (or press and hold) on the file > Share. Then, choose how you want to send the file and follow the process for that option.

Some apps let you manage background activity, which determines what they can do when they’re in the background and not actively in use. Apps that can run in the background can send and receive notifications, sync information, and stay up to date.