查找 Microsoft 帐户用户名 - Microsoft 支持
如果知道用户名和密码但已停止工作,请阅读 我的用户名和密码已停止工作。. 如果你忘记了 Microsoft 帐户用户名或电子邮件地址, 并且 之前已在 Microsoft 帐户上设置了其他 安全信息 ,请按照以下步骤操作。
Xbox payment error messages and codes | Xbox Support
Select Payment & billing, and then select Payment options.; Under Payment methods, select the payment method you tried to use to make the purchase.. For credit cards, debit cards, and direct debit, do the following: Select View or edit card and adjust the billing address as needed.; Select Save when finished.; For PayPal, do the following: If the email address is incorrect for your PayPal ...
SUMPRODUCT 函数 - Microsoft 支持
sumproduct 函数返回相应范围或数组的乘积的总和。 默认运算是乘法,但也可以加法、减法和除法。 在此示例中,我们将使用 sumproduct 返回给定项的总销售额和大小:
Applies To:
Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016
取消 Microsoft 365 订阅 - Microsoft 支持
警告: 如果取消Microsoft 365 基础版或Microsoft 365 个人版订阅,存储空间限额将还原为 5GB 的云存储空间,其中包括 OneDrive 和 Outlook.com 附件,以及 15GB Outlook.com 存储空间。 如果取消Microsoft 365 家庭版 订阅,你与之共享订阅的所有人员也会减少其存储空间限额。 如果你或与你共享订阅的人员使用了超过 ...
Make older apps or programs compatible with Windows
Change the application's high-DPI scaling mode. In the High DPI scaling override area, select Override high DPI scaling behavior, and then try one of the following options:. Application – Disable all Windows scaling settings and only use the app developer's setting. This option was called Disable display scaling on high DPI settings in previous versions of Windows.
Office Help & Training
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Microsoft 帐户安全信息和验证码 - Microsoft 支持
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:
Applies To:
Microsoft account dashboard
Office Help & Training
Get support for all Office.com apps, including Excel, Word, and PowerPoint, with step-by-step guidance and troubleshooting.
从 Microsoft Edge 移动收藏、收藏夹、密码等 - Microsoft 支持
若要复制另一个集锦,请重复步骤 3 到 7,直到移动完所有集锦。 移动收藏夹、密码和其他浏览数据 可以将收藏夹、密码和其他浏览器数据快速导入到 Microsoft Edge。
Applies To:
Microsoft Edge
Microsoft Teams(免费版) - Microsoft 支持
Microsoft Teams (免费) 入门。 浏览选项、了解新增功能、浏览帮助主题等。
Applies To:
Microsoft Teams, Microsoft Teams personal, Microsoft Teams small business