在 “选择默认签名”下，设置以下选项。. 在 “电子邮件帐户 ”下拉框中，选择要与签名关联的电子邮件帐户。 可为每个邮件帐户设置多个签名。 可以将签名自动添加到所有新邮件。 在 “新建邮件 ”下拉框中转到 ，然后选择其中一个签名。 如果不想自动向新邮件添加签名，请选择“ (无) ”。

扩展或加载项是自定义浏览器体验并为你提供更多控制权的简单工具。 下面介绍如何在 Microsoft Edge 中添加、关闭和删除扩展或加载项 。

The Xbox app on PC relies on two Microsoft accounts: the Microsoft Store account, and the Xbox account (your PC gaming account). The Microsoft Store account provides access to owned games, subscription benefits, and other Xbox app purchases made by that account. The Xbox account is used for game streaming access, in-game purchases, achievements, and friends.

如何兑换礼品卡、Xbox 下载代码或令牌. Microsoft 和 Xbox 礼品卡以及下载代码和令牌的工作方式相同：兑换到 Microsoft 帐户后，可以在 Windows 或 Xbox 上将余额用于Microsoft Store 在线商店，并且可以获取最新应用、游戏、电影、电视节目以及 Surface、Xbox 和配件的下载。

These Digital Game Purchase Refund Terms cover Microsoft Store’s digital game offers, Xbox apps (excluding movies and tv apps), digital gaming bundle offers, and digital durable and consumable gaming offers, such as game season passes, virtual currency, and microtransactions, whether made available through the Xbox console device or on your PC (collectively “Digital Game Products”) only.

Refunds are typically issued for requests that meet the following criteria: Requests are made within 14 days of the purchase date; Requests are for games in which you haven’t accumulated a significant amount of play time

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警告删除与 Microsoft 域（如 @Outlook.com、@Live.com 或 @Hotmail.com）关联的电子邮件别名时，该电子邮件地址将从我们的系统中完全删除，不能再用于发送或接收电子邮件。该电子邮件别名也不能在另一个帐户上再次用作别名。Microsoft 不回收电子邮件地址，因此以后无法重新找回该电子邮件地址。

Get more information about managing your Xbox subscriptions, issues with billing, and more.

向量形式. LOOKUP 的向量形式在单行区域或单列区域（称为“向量”）中查找值，然后返回第二个单行区域或单列区域中相同位置的值。. 语法. LOOKUP(lookup_value, lookup_vector, [result_vector]) LOOKUP 函数向量形式语法具有以下参数：. lookup_value 必需。LOOKUP 在第一个向量中搜索的值。