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Get help with a digital code or gift card | Xbox Support
All Xbox digital codes are 25 characters long, include both numbers and letters, and are formatted in five blocks of five characters (xxxxx-xxxxx-xxxxx-xxxxx-xxxxx).
IF 函数 - Microsoft 支持
在此示例中,单元格 D2 中的公式表示:IF(C2 = 1, then return Yes, otherwise return No)如你所见,IF 函数可用于计算文本和数值。它还可用于计算错误。 不仅可以检查一项内容是否等于另一项内容并返回单个结果,而且还可以根据需要使用数学运算符并执行其他计算。
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
验证码问题疑难解答 - Microsoft 支持
该验证方法目前不起作用:有时块可能绑定到你正在使用的验证方法。尝试使用连接到帐户的其他验证方法。 例如,如果使用短信验证自己并遇到阻止,请尝试使用连接到帐户的备用电子邮件来接收授权代码。
Applies To: Microsoft account dashboard
Request a refund for digital games | Xbox Support
Refunds are typically issued for requests meeting 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
PRODUCT 函数 - Microsoft 支持
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。
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, Excel 2013
压缩和解压缩文件 - Microsoft 支持
压缩 (压缩) 文件. 在任务栏上的搜索框中,键入“文件资源管理器”,然后从结果列表中选择它。右键单击想要压缩的文件,然后依次选择“发送到”>“压缩文件夹”。 解压缩文件. 打开文件资源管理器并找到压缩的文件夹。
升级到 Windows 10 专业版 - Microsoft 支持
了解如何升级Windows 10 家庭版Windows 10 专业版访问更高级的安全性和网络功能。
Request a refund for digital games | Xbox Support
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
在电脑上启用 TPM 2.0 - Microsoft 支持
如何启用 tpm. 如果需要启用 tpm,这些设置将通过 uefi bios (电脑固件) 进行管理,并且因设备而异。 可以通过选择“设置 >更新&安全性>恢复> 立即重启”来访问这些设置。 在下一屏幕中,选择“ 故障排除 > 高级选项 ”> “uefi 固件设置” > “重启 ”进行更改。 这些设置有时包含在 uefi bios 中标有 ...
Microsoft Edge browsing activity for personalized advertising and ...
Under Personalization & advertising, turn on or off the setting for Allow Microsoft to save your browsing activity including history, usage, favorites, web content, and other browsing data to personalize Microsoft Edge and Microsoft services like ads, search, shopping and news.