Summary. Windows 10, versions 2004, 20H2, 21H1, and 21H2 share a common core operating system with an identical set of system files. Therefore, the new features in Windows 10, version 21H2 are included in the latest monthly quality update for Windows 10, version 2004, 20H2, and 21H1, but are in an inactive and dormant state.

Learn how to reset or change your Microsoft account password. Get help with a forgotten Microsoft account password.

Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.

Learn how to rip (copy) and burn (create) CDs and data DVDs using Windows Media Player.

Download the latest Windows update from the Windows Update page in Settings for your device when it becomes available.

Learn how to install Windows 11, including the recommended option of visiting the Windows Update page in Settings.

Here's how to change the size of text, images, and apps in Windows. To change your display in Windows, select Start > Settings > Ease of Access > Display.To make only the text on your screen larger, adjust the slider under Make text bigger.To make everything larger, including images and apps, choose an option from the drop-down menu under Make everything bigger.

Learn how to use the cloud-based clipboard in Windows, share clipboard items across your devices, and pin items to your clipboard menu.

Learn how to troubleshoot problems updating Windows. Find answers to common questions and issues installing Windows updates.

Learn different ways to locate your BitLocker recovery key in Windows, and learn about how BitLocker might have been activated on your system.