为什么需要验证码？ 当你登录到你的 Microsoft 帐户时，我们可能会要求提供其他证明，证明确实是你的帐户。 最多可以添加 10 种不同的方法来验证登录，并且可以选择：

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Tip: Before you remove a connected account from Outlook.com, we recommend that you sign in to the account via the original email provider and make sure your email messages are there.If they are there, after you remove your account you can delete all the account's email messages from Outlook.com and you'll still have a copy of them at your email provider.

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Review the details under the Services & Subscriptions heading.. If you see a circle arrow, then your subscription is set up for recurring billing, unless you turn recurring billing off or cancel it beforehand. The next charge info shows you when you’ll be charged next, and for how much.

If you did something that violates the Microsoft Services Agreement, your account may have been suspended, or under extreme circumstances, your device may have been banned by the Xbox Live Policy & Enforcement Team.For more info, see Microsoft’s Code of Conduct Explained for Xbox Live Customers. Learn more about Xbox Live policies and your account, how to submit a Case Review, and what you ...

本文介绍 Microsoft Excel 中 PRODUCT 函数的公式语法和用法。. 说明. PRODUCT 函数将作为参数提供的所有数字相乘，并返回乘积。 例如，如果单元格 A1 和 A2 包含数字，则可以使用公式 =PRODUCT (A1，A2) 将这两个数字相乘。 还可以使用乘 (*) 数学运算符来执行相同的运算;例如 ，=A1 * A2。

你可以随时取消 Xbox 订阅。 关闭定期计费将停止订阅的未来扣费，并使你在订阅到期之前使用其权益。 你也可能有资格立即取消并获得退款；但不是所有订阅费用都能退款。

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