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.

Enabling virtualization gives you access to a larger library of apps to use and install on your device. If you upgraded your device from Windows 10 to Windows 11, these steps help you enable virtualization.

How to open PC Health Check. In Windows, use Search on the taskbar to search for PC Health Check, then select it from the list of results. If a PC Health Check update is available, you can quickly install it for the latest version.

A Subscribed badge means a Microsoft 365 subscription such as Microsoft 365 Family or Personal is already associated with your account and you can access many of your subscription benefits including installing the desktop apps.

For pre-sales support, or issues with purchasing, contact Sales support. Learn how to redeem a gift card, code, or Office product key and spend your balance at Microsoft Store online, on Windows, or Xbox.

From the Overview page, select Office apps and on that page, find the Microsoft 365 product you want to install and select Install. To install Microsoft 365 in a different language, or to install the 64-bit version, use the dropdown to find more options.

A BitLocker recovery key is needed when BitLocker can’t automatically unlock an encrypted drive in Windows. This key, which is a 48-digit number, is used to regain access to the drive. You might be prompted for the BitLocker recovery key during startup, due to a security risk or hardware change:

To find downloads on your PC: Under Quick access, select Downloads. Note: If necessary, go to the View tab, select Navigation pane, and ensure that Navigation pane is checked. You can also find your Downloads folder under This PC. Learn how to find where your browser is saving downloads.

Codecs in Media Player. Windows 11 Windows 10. Codecs allow you to play different formats of audio and video files. Media Player supports a wide variety of codecs. Most are included out of the box; some additional codecs can be installed from the Microsoft Store.

If you're having trouble installing updates, see Troubleshoot problems updating Windows. For answers to frequently asked questions, see Windows Update: FAQ. To get the latest major update of Windows 11, see Get the latest Windows update. Check for Windows updates.