Sign in with Microsoft
Sign in or create an account.
Hello,
Select a different account.
You have multiple accounts
Choose the account you want to sign in with.
CONCATENATE 函数 - Microsoft 支持
重要: 在 Excel 2016、Excel Mobile 和 Excel 网页版 中,此函数已替换为 CONCAT 函数。 尽管 CONCATENATE 函数仍可向后兼容,但应考虑从现在开始使用 CONCAT。 这是因为 CONCATENATE 可能不再适用将来的 Excel 版本。
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
主机版 Xbox Game Pass 常见问题解答 | Xbox Support
无论使用哪种方法,只要登录到 Xbox 网络,系统都会在线保存你的游戏数据。 这意味着,下次无论何时玩该游戏时(如果你购买了游戏,或者在其他人家里玩游戏,或者游戏返回到 Game Pass 中),你都将可以从上次离开的地方继续畅玩。
在 Excel 中添加或删除加载项 - Microsoft 支持
加载项为 Microsoft Excel 提供可选的命令和功能。 默认情况下,加载项在 Excel 中不立即可用,因此在某些情况下,必须首先安装和 激活这些加载项,以便您可以使用它们。 某些加载项内置于 Excel 中,例如规划求解和分析工具库。 其他一些加载项可从下载中心获取,必须先下载并安装。
Applies To: Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016
查看、管理和安装 Excel、PowerPoint 和 Word 加载项 - Microsoft 支持
要求受信任的发布者签署应用程序加载项 选中此框可以让信任中心检查加载项是否使用发布者的受信任签名。如果发布者的签名未受信任,Microsoft 365 程序不会加载加载项,并且信任栏会显示加载项已禁用的通知。
Applies To: Excel for Microsoft 365, Word for Microsoft 365, PowerPoint for Microsoft 365, Excel for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, Excel for the web, Word for the web, PowerPoint for the web, Excel 2021, Word 2021, PowerPoint 2021, Excel 2021 for Mac, Word 2021 for Mac, PowerPoint 2021 for Mac, Excel 2019, Word 2019, PowerPoint 2019, Excel 2019 for Mac, Word 2019 for Mac, PowerPoint 2019 for Mac, Excel 2016, Word 2016, PowerPoint 2016, InfoPath 2013
将好友添加到收藏夹列表 | Xbox Support
Xbox 收藏夹列表可以帮助你跟踪最亲密的好友。 它可以让你迅速查看好友正在玩的游戏及其所处级别,甚至跳转到收藏夹级别 ...
How to redeem Microsoft Rewards points - Microsoft Support
Note: Offers vary by country.Be sure to redeem your rewards points in the same region you signed up in. Do not use a VPN while trying to redeem points. When redeeming points, use a mobile or landline phone number for authentication and not a VoIP phone number.
Applies To: Microsoft account dashboard
Use @mentions to get someone's attention in Outlook for Windows
To capture someone's attention in an email or meeting invite, type the @ symbol followed by their name within the message or invite. Doing so will highlight their name and prompt Outlook to add them to the To line, ensuring they notice, and add the @ symbol next to their message in the Inbox.
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, New Outlook for Windows
计算大于或小于某个数的数字数量 - Microsoft 支持
查看一个示例,了解如何使用 COUNTIF 函数在 Excel 中对大于或小于数字的数字进行计数。
Applies To: Excel for Microsoft 365, Excel 2021, Excel 2019, Excel 2016
My Outlook.com account has been hacked - Microsoft Support
Tip: Outlook.com allows you to have multiple email addresses associated with a single account, and you can choose which email address you send mail from. Creating alternate addresses to use on websites or apps that force you to register can help keep your personal email address out of the hands of marketers and hackers.
Applies To: Outlook.com
Windows 11和安全启动 - Microsoft 支持
发布时间:2021 年 8 月. 本文适用于由于电脑当前无法安全启动而无法升级到 Windows 11的用户。 如果你不熟悉此级别的技术详细信息,我们建议你查阅电脑制造商的支持信息,获取特定于你的设备的更多说明。