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.

瞭解如何透過瀏覽器、Xbox 主機或 Windows 裝置變更您的 Xbox 玩家代號。

Find out how to change your Xbox gamertag through a browser, on your Xbox console, or your Windows device.

Learn how to change your gamerpic, including how to upload a customized image for your profile from your Xbox console.

The Microsoft Authenticator app helps you sign into your accounts when you're using two-step verification.

Get answers to some basic questions about what two-step verification is, and how to set it up and use it to help keep your Microsoft account more secure.

Wondering what multifactor authentication, sometimes known as two step verification, is? This article will explain it clearly.

Learn more about the advanced security features for Outlook.com that come with an Office 365 Home or Office 365 Personal subscription.

ASCII and Unicode character encoding enables computers to store and exchange data with other computers and programs. Below are lists of frequently used ASCII and Unicode Latin-based characters. For Unicode characters for non-Latin-based scripts, see Unicode character code charts by script. In this article Insert an ASCII or Unicode character into a document Common symbol character codes Common ...

Learn how to locate and manage your app permissions on Windows devices. Some apps or games need specific permissions to work properly.