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.

Select the tile for the member’s account that you want to manage, and then select the Settings icon in the top-right corner of the screen.; Select the Settings icon at the bottom of the Family screen, and then select the tile for the member’s account that you want to manage.

使用 Game Pass Ultimate 或 Game Pass Standard 时，你仍然可以兑换作为你当前订阅权益包含在内的其他订阅的代码。 这些代码将根据下表中的比率自动转换为你的现有订阅。

在受信任的设备上打开双重验证提示. 根据组织的设置，在执行双重验证时，你可能会看到一个检查框，上面写着“n 天不再询问”。 如果已选择此选项来停止双重验证提示，然后丢失设备或设备可能遭到入侵，则应Microsoft 365 将你注销所有设备，以帮助保护你的帐户。

可以轻松累积Microsoft奖励积分，并赚取丰厚的奖励，如礼品卡、电影、游戏、非营利性捐赠等。 使用Microsoft帐户保持登录状态，你将因执行已执行的操作而获得积分。

了解如何在 Xbox 主机或 Xbox 应用中静音或阻止其他玩家。

Microsoftアカウントを保護するためにセキュリティ情報を追加する方法について説明します。

Click File > Get Add-ins. Alternatively, you can click Home > Add-ins. You can directly install add-ins from this page or select More Add-ins to explore. In the Office Add-ins box, click Store tab. Browse for the add-in you want. You can browse the whole store by selecting All or by a specific category such as Productivity.

有时您需要更新您的 Microsoft 帐户的安全信息 — 例如，在您获得新的电话号码或电子邮件地址，或者是您第一次输入错误的安全性详细信息。

You can view all of your recent work or school account sign-in activity, from the My sign-ins page of the My Account portal. Reviewing your sign-in history helps you to check for unusual activity by helping you to see: