Learn how to use the privacy dashboard in your Microsoft account and manage your privacy settings for products you use.

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.

If you get an email about unusual activity on your Microsoft account, or if you’re worried that someone else might have used your account, go to the Recent activity page.You’ll see when your Microsoft account was signed in during the last 30 days, along with any device or app-specific info.

Note: If you receive a prompt asking whether to allow the app to access your camera (iOS) or to allow the app to take pictures and record video (Android). select Allow so the authenticator app can access your camera to take a picture of the QR code in the next step.If you don't allow the camera, you can still set up the authenticator app as described in Manually add an account to the app.

You can use the Office programs to save or convert your files to PDFs so that you can share them or print them using commercial printers. And you won’t need any other software or add-ins. Use PDF format when you want a file that: Looks the same on most computers.

When you back up your files, apps, and settings in the cloud using your Microsoft account, you get 5 GB of free cloud storage and other benefits that protect your files with the latest security and make everyday tasks easier.

Training: Watch and learn how to use Outlook to recall and/or replace an email in Outlook if all your recipients are using Microsoft Exchange.

If you don’t see some of the newer features in your app, you might not have received the update yet or your Microsoft 365 admin restricts Office updates until the features can tested with other programs and add-ins in your organization. Learn more about how Office updates are rolled out in When do I get the newest features in Microsoft 365.

Help to decide whether you should install the 32-bit Office version or the 64-bit Office version. Which version is right for you depends on how you plan to use Office. Find out about choosing between 32-bit Office and 64-bit Office.

Learn how you can free up drive space in Windows. Keep your PC running smoothly and up to date by increasing the disk space.