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

If you think someone might have unauthorized access to your account, we can protect you by signing you out from all of your trusted devices. Within 24 hours, you will be signed out of browsers, apps and anywhere else your account is used to sign in, except an Xbox console.

Note: If you see the icon next to the On/Off toggle for an app, you can select it to see the registry location that contains the path for the app. Apps installed through Microsoft Store (.MSIX apps) don’t have these icons. If you select the icon for these apps, File Explorer opens and highlights the executable file.

Buy stuff from Microsoft Store online (from your mobile device, on Xbox One, in the Microsoft Store app on your Windows 10/11 or Windows 8.1 device, or via the web).

If your PC has a built-in camera or a connected webcam, you can use the Camera app to take photos and videos. To find the Camera app, select Start > Camera.. Select any heading below.

Check the Xbox services, games, and apps for any service outages.

Learn how to sign in or out of your Outlook.com, Hotmail, Live, or MSN email account with Microsoft Support's step-by-step guide.

In the Step 1: Select condition(s) list, select the check boxes for any options that you want, and then click Next.. If you do not select any check boxes, a confirmation dialog box appears. If you click Yes, the rule that you are creating is applied to all messages that you send.

Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.

When you first sign into Microsoft Defender on Android, we'll walk you through a few easy steps that start with setting up web protection.During this process, we'll ask you to give Defender permission to do two things: run in the background and use the Accessibility Service.