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.

Fix Bluetooth problems in Windows. 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.

If you can't sign in to your Outlook.com, Hotmail, Live, or MSN email account, or you're not sure how to sign in or sign out, here are some solutions.

The most common type is a physical, external keyboard that plugs into your PC. But Windows has a built-in Accessibility tool called the On-Screen Keyboard (OSK) that can be used instead of a physical keyboard. You don’t need a touchscreen to use the OSK.

Go to Start > Settings > Accounts > Sign-in options. Turn on Use my sign-in info to automatically finish setting up after an update if you want to use your sign-in info to automatically finish setting up your device after an update or restart.

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.

Hotmail is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.

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

Download and install the new Microsoft Edge. Make sure you have administrator privileges on your device and do the following: Go to the Microsoft Edge web page to download and install Microsoft Edge on your Windows, macOS, iOS, or Android device.

Wired connections: Activate and use any wired connections, including Ethernet, USB, and Serial communications between your device, the internet, and other devices. Learn how to locate and manage your app permissions on Windows devices. Some apps or games need specific permissions to work properly.