Learn how to enable virtualization through the UEFI (or BIOS) of your PC to run the Windows Subsystem for Android or Windows Subsystem for Linux.

Learn how to get ready for the Windows 11 upgrade, from making sure your device can run Windows 11 to backing up your files and installing Windows 11.

If your purchase of Office or Microsoft 365 came with a product key, you enter your product key on one of the websites listed below for your product.

Learn how to install, reinstall, or activate Microsoft 365 or Office 2019 on a PC or Mac.

Learn how to download, install, and configure additional language packs for your version of Windows.

Extensions, or add-ons, are simple tools that customize your browser experience and offer you more control. Here's how to add, turn off, and remove them in Microsoft Edge .

Create a recovery drive so you can reinstall Windows 10 or Windows 11 in case you experience a major issue such as hardware failure.

Find out how to stop your screen from flickering after the upgrade to Windows 10.

An upgrade differs from an update in that it moves your PC from a previous version of Windows—such as Windows 10—to Windows 11. This FAQ is intended to answer questions about upgrading to Windows 11.

Learn how to earn Microsoft Rewards points when you browse the web with Microsoft Edge, search on Bing.com, and more.