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Fix problems that block programs from being installed or removed ...
What it fixes. The troubleshooter helps fix problems that: Corrupt registry keys on 64-bit operating systems. Corrupt registry keys that control the update data. Prevent new programs from being installed. Prevent existing programs from being completely uninstalled or updated.
Reset a forgotten Microsoft account password
Change or reset your Windows password. Accessing the account of someone who has died. Learn how to reset or change your Microsoft account password. Get help with a forgotten Microsoft account password.
Applies To: Microsoft account dashboard
Office 2019Office 2016 Office 2013
下载并安装或重新安装 Office 2019、Office 2016 或 Office 2013. 如果这是你 第一次 安装 Microsoft 365,则可能需要先执行一些设置步骤。. 展开下面的 “了解详细信息”部分。. 但是如果是重新安装 Microsoft 365,且已兑换了产品密钥并拥有与 Microsoft 365 相关联的帐户,请转 ...
Applies To: Office 2019, Office 2016, Office 2016 for Mac, Office 2013
Manage background activity for apps in Windows
Some apps let you manage background activity, which determines what they can do when they’re in the background and not actively in use. Apps that can run in the background can send and receive notifications, sync information, and stay up to date.
All about PC gaming with Xbox | Xbox Support
How to make PC games work better. Troubleshoot game audio or video issues on Windows. Troubleshoot gameplay, performance, and stability issues on a Windows device. How to get software and driver updates for Windows devices. Optimize available storage by customizing game installations.
Manage cookies in Microsoft Edge: View, allow, block, delete and use
Cookies are small pieces of data stored on your device by websites you visit. They serve various purposes, such as remembering login credentials, site preferences, and tracking user behavior. However, you might want to delete cookies for privacy reasons or to resolve browsing issues.
Applies To: Microsoft Edge
其实用查找函数很容易做到。. VLOOKUP 和 HLOOKUP 函数,以及 INDEX 和 MATCH 是 Excel 中一些最有用的函数。. 注意: Excel 中不再提供“查找向导”功能。. 下面是如何使用 VLOOKUP 的示例。. =VLOOKUP (B2,C2:E7,3,TRUE) 在此示例中,B2 是第一个 参数 ,即函数运行所需的数据元素 ...
Applies To: Excel for Microsoft 365, Excel for the web, Excel 2021, Excel 2019, Excel 2016
使 Xbox | Xbox Support
通过云游戏和安装来玩 Xbox 主机游戏. 了解如何使用 Android、iOS 或 Windows 设备在 Xbox 上玩云游戏。.
Mac Microsoft 365 Office 2021 - Microsoft
在开始之前,请确保电脑或 Mac 满足 系统要求 。. 如果你已兑换产品密钥,只需重新安装应用,或者知道你已通过工作或学校分配了许可证,则可以跳到登录部分 ,下载并安装 Microsoft 365 或 Office 。. 但是,如果是 首次 安装 Microsoft 365 或 Office,可能需要先执行 ...
Applies To: Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Admin, Microsoft 365 for Mac, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin,
Xbox | Xbox Support
解决 Xbox 网络连接问题. 如果 Xbox One 或 Xbox Series X|S 控制台有任何类型的网络连接问题,我们将指出所遇到的特定类型连接问题的最佳解决方案。. 重要事项 在开始排除连接故障之前,请检查是否有任何 Xbox 服务警报或中断。. 如果看到任何警报,请等到服务启动 ...