激活 Office - Microsoft 支持
激活一个全新的 Office 产品密钥. 解决激活错误. 激活 Microsoft 365 或非订阅版本的 Office. 当启动未激活的 Microsoft 365 应用时，系统将提示登录到 Microsoft 365。 请务必使用用于购买或订阅 Microsoft 365 的 Microsoft 帐户或工作或学校帐户进行登录。 注意: 如果新设备上预安装了 Microsoft 365，请参阅 激活新 Windows 设备上预安装的 Office 。 如果出现“激活”向导，则需要帮助激活 Microsoft 365。 按照向导中的提示激活 Microsoft 365。 使用“激活”向导获取激活 Office 的帮助. 激活新 Windows 设备上预安装的 Microsoft 365.
适用于:
Microsoft 365 专属 Excel, Microsoft 365 专属 Word, Microsoft 365 专属 Outlook, Microsoft 365 专属 PowerPoint, Microsoft 365 专属 Access, OneNote for Microsoft 365, Microsoft 365 专属 Publisher, Visio 计划 2, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Publisher 2016, Office 2016, Microsoft 365 家庭版, Office 商业版, Office.com, Project for Office 365
欢迎使用 Windows
在Windows 10电脑上尝试Windows 11. 最近 Windows 更新中的新增功能. 了解Windows 11. 升级到 Windows 11: 常见问题解答. 获取Windows 11. 比较 Windows 10 和 11.
在 Excel 中将 IF 与 AND、OR 和 NOT 函数配合使用 ...
在 Excel 中，IF 函数允许通过测试某个条件并返回结果（如果该条件为 True 或 False），在值和预期值之间进行逻辑比较。. 但如果需要测试多个条件，例如我们假设所有条件都需要为 True 或 False ( AND )，或只有一个条件需要为 True 或 False ( OR )，或者如果想要检查 ...
适用于:
Microsoft 365 专属 Excel, Microsoft 365 Mac 版专属 Excel, Excel 网页版, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016, Excel Web App, Excel for Windows Phone 10
提示输入密码时出现错误 0x80a4001a | Xbox Support
解决方案：从主机中删除你的帐户. 转到“系统”>“设置”>“账户”>“删除账户”。 选择要删除的帐户，然后选择“删除”。 选择“登录”，然后再次添加你的帐户并输入密码。 选择“ 无障碍 ”或“ 询问我的 PIN ”。 注意 如果你选择“ 锁定 ”，则可能会再次遇到此问题。 这是否解决了问题？ 了解在你被提示输入密码后遇到错误 0x80a4001a 时该怎么做。
Update drivers manually in Windows - Microsoft Support
Update the device driver. In the search box on the taskbar, enter device manager, then select Device Manager. Select a category to see names of devices, then right-click (or press and hold) the one you’d like to update. Select Search automatically for updated driver software. Select Update Driver.
Media Feature Pack for Windows 10/11 N (September 2022)
This update provides support for media features in Windows 10/11 N. These include media-related technologies (Windows Media Player) and certain pre-installed media apps, such as Movies & TV, Voice Recorder, and Skype.
Sign in to SharePoint - Microsoft Support
Sign in to SharePoint. SharePoint is a browser-based app that you connect to through your web browser, like so: Go to office.com, and sign in to your work or school account. In the upper left corner of the window, select the app launcher > All apps > SharePoint.
适用于:
Microsoft 365 中的 SharePoint
Mouse and Keyboard Center download - Microsoft Support
Download the latest release of Mouse and Keyboard Center: 32-bit version. 64-bit version. ARM64 version. Latest release: Mouse and Keyboard Center 14. This latest release supports these new devices: Microsoft Ocean Plastic Mouse. Microsoft Bluetooth Mouse Artic Camo Special Edition. Microsoft Bluetooth Mouse Nightfall Camo Special Edition.
Create installation media for Windows - Microsoft Support
You can use installation media (a USB flash drive or DVD) to install a new copy of Windows, perform a clean installation, or reinstall Windows. To create installation media, go to the software download website, where you'll find step-by-step instructions.
Open Control Panel in Windows - Microsoft Support
Windows 10. In the search box next to Start on the taskbar, type control panel. Select Control Panel from the list of results. Note: Many Control Panel features are simpler and faster in Settings . Open Settings.