Microsoft prioritizes account security and works to prevent people from signing in without your permission. When we notice a sign-in attempt from a new location or device, we help protect the account by sending you an email message and an SMS alert. If your phone number or email changes, it's important to promptly update the security contact info on the Security basics page so we can work with ...

如果我的代码来自其他区域，该怎么办？ 某些数字代码适用于可能与帐户上的区域设置不匹配的特定国家/地区。 如果你的帐户与你的物理区域匹配，并且你的代码是从你所在地区的零售商处购买的，请确保设备上的区域也与你的物理位置匹配。 若要从 Xbox 主机执行此作，请执行以下作：

These are the products that this info applies to: Microsoft 365, Access, Excel, OneNote, Outlook, PowerPoint, Publisher, Visio, Word, Microsoft 365 app for Android and iOS, Teams, Windows 10, Windows 11, Microsoft Edge.

使用你的 Microsoft 帐户，可以参加免费的 Microsoft 奖励 计划，并为已执行的操作（例如在 Microsoft Store 中购物、在必应上搜索）以及为 18 岁或以上的玩家使用 Xbox 玩游戏赢得积分。 Xbox 奖励 计划为你提供更多赚取积分并兑换丰厚奖励的机会。

A phishing email is an email that appears legitimate but is actually an attempt to get your personal information or steal your money. Some deceptive emails appear to be from a safe sender but, in fact, have a "spoofed" source address to fool you. Here are some ways to deal with phishing and spoofing scams in Outlook.com. Spoof intelligence in Exchange Online Protection helps prevent phishing ...

Microsoft Support is here to help you with Microsoft products. Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows 11, Surface, and more.

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.

If this is the first time you're setting up Authenticator, you might 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). Allow the app to use the camera so that you can take a picture of a QR code in one step.

Browse on the go with the new Microsoft Edge for Android and iOS devices. Microsoft Edge offers better protection and privacy, and can sync your favorites, passwords, and more across your desktop and mobile devices.

Caution: As soon as you create a new recovery code, any previous codes will no longer work.