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 your audio drivers. Hardware problems can be caused by outdated or malfunctioning drivers. Make sure your audio driver is up to date and update it if needed. If that doesn't work, try uninstalling the audio driver (it will reinstall automatically).

Shut down, sleep, or hibernate your PC. Windows 11 Windows 10 Windows 8.1 Windows 7. There are many ways to shut down your PC—you can turn the PC off completely, you can make it sleep, or you can hibernate the PC. Windows 11 Windows 10 Windows 8.1 Windows 7.

Learn how to add user accounts in Windows 10 and Windows 11. With an account, each person has separate files, browser favorites, and a private desktop.

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.

Turn on your Bluetooth printer or scanner and make it discoverable. The way you make it discoverable depends on the device. Check the device or visit the manufacturer's website to learn how. Select Start > Settings > Bluetooth & devices > Printers & scanners > Add device.

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

If your touchpad isn’t working, it may be a result of a missing or out-of-date driver. Updating or reinstalling your touchpad drivers in Device Manager may help solve the problem. To open Device Manager, enter device manager in Search on the taskbar, then select Device Manager.

Get help and support, whether you're shopping now or need help with a past purchase. Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

Click on the web address to select it, and then copy and paste it into an email, message, or post. Learn how to type a letter online using Word for the web. Choose a letter template for online letter writing. Edit, send or print your letter online.