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

Find solutions for Xbox account and profile issues, manage settings, and get support for your Xbox experience.

iOS Android To install Authenticator on your iOS device Scan the QR code or download and install Authenticator from the Apple app store.

Find out how to submit a request for a refund for a purchase of digital Xbox content.

Using Authenticator as a way to sign in If you have turned on passwordless, two-step, or multi-factor authentication for your account, use the following steps to sign-in: Go to the site where you want to sign in. Enter your username at the sign-in prompt and select Next. Select Send notification.

Need help setting up an Xbox profile or signing in to Xbox on your console, PC, or mobile device? This solution will help you sign in or create a new account.

To find out if an app or program is installed in Windows, select Start > Settings > Apps.

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There are many ways to shut down your PC—you can turn the PC off completely, you can make it sleep, or you can hibernate the PC.

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