How to use the PC Health Check app - Microsoft Support
How to open PC Health Check. In Windows, use Search on the taskbar to search for “PC Health Check,” then select it from the list of results. If a PC Health Check update is available, you can quickly install it for the latest version. If you don't have PC Health Check installed, you can install it by going to https://aka.ms ...
Windows の OneDrive とファイルを同期する - Microsoft サポート
この記事では、OneDrive 同期アプリ をダウンロードして個人用アカウント、仕事用または学校用アカウントでサインインして同期を開始する方法について説明します。. Microsoft 365 Apps for business を使用している場合は、 SharePoint サイトからファイルを同期する ...
Applies To:
OneDrive for Business, SharePoint Server Subscription Edition, SharePoint Server 2019, SharePoint in Microsoft 365, Office for business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Admin, OneDrive (work or school), Office.com, OneDrive (home or personal), OneDrive (work or school) operated by 21Vianet, OneDrive for Windows, SharePoint admin center, SharePoint in Microsoft 365 Small Business, SharePoint operated by 21Vianet
下载 Microsoft Authenticator - Microsoft 支持
在 Android 设备上安装 Authenticator. Google Play 商店在中国不可用，因此只能从以下商店下载 Microsoft Authenticator：. 百度. 联想. 华为. 三星. 注意: 我们会尽量使所有应用商店版本保持最新状态，但 Microsoft 不对其他站点上提供的版本负责。.
How to sign in to Hotmail - Microsoft Support
Tips: While signing in, select Yes at the "Stay signed in?" prompt if you want to go straight to your mailbox next time (not recommended for shared computers). Alternatively, check the "Don't show this again" box and select No to be prompted for your password each time.. If you can't sign in, or have forgotten your username or password, use our sign-in troubleshooter.
Applies To:
Outlook.com
使用 Surface BitLocker Protector Check 工具修正 BitLocker 設定
以下是使用 Surface BitLocker Protector Check 工具的方式：. 下載並安裝工具 。. 在工作列的搜尋方塊中輸入 Surface BitLocker Protector Check ，然後從清單中選取它，以便開啟工具。. 根據您看到的訊息，採取下列其中一個動作。. "This device’s BitLocker settings do not require any ...
修复 Office 应用程序 - Microsoft 支持
Windows 10 Windows 11. 访问修复工具的步骤因操作系统的不同而异。. 右键单击左下角) ( “开始” 按钮，然后在弹出菜单中选择“ 应用和功能 ”。. 选择要修复的 Microsoft Office 产品，然后选择“ 修改 ”。. 注意: 即使要修复的只是一个应用程序（如 Word 或 Excel），此 ...
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, OneNote for Microsoft 365, Publisher for Microsoft 365, Visio Plan 2, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Professional 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 Professional 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, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Visio Standard 2016, Office 2016, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Small Business Admin, Office 365 operated by 21Vianet - Admin, InfoPath 2013, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin
DATEDIF function - Microsoft Support
Argument. Description. start_date . Required. A date that represents the first, or starting date of a given period. Dates may be entered as text strings within quotation marks (for example, "2001/1/30"), as serial numbers (for example, 36921, which represents January 30, 2001, if you're using the 1900 date system), or as the results of other formulas or functions (for example, DATEVALUE("2001 ...
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, SharePoint Foundation 2010, SharePoint Server 2010, Windows SharePoint Services 3.0
更新 Windows - Microsoft 支持
Windows 11 Windows 10. Windows 11 Windows 10. 在 Windows 11 中，你决定何时以及如何获取最新更新，以保持设备平稳且安全地运行。. 要管理你的选项并查看可用更新，请选择 检查 Windows 更新 。. 或者选择" 开始> 设置 > Windows更新" 。. 以下是你可能正在寻找的某些其他信息 ...
使用系统文件检查器工具修复丢失或损坏的系统文件 - Microsoft 支持
如果运行的是 Windows 10、Windows 8.1 或 Windows 8，请先运行收件箱部署映像服务和管理 (DISM) 工具，然后再运行系统文件检查器。. (如果运行的是 Windows 7 或 Windows Vista，请跳到步骤 3.) 键入以下命令，然后按 Enter： 完成命令操作可能需要几分钟时间。. DISM.exe /Online ...
安装 Windows 11 的方法 - Microsoft 支持
安装 Windows 11 的其他方法（不推荐）. 使用安装助手进行升级. 我们建议你等到设备可以升级到 Windows 11 后再使用安装助手。. 准备就绪后，可以在 Windows 11 软件下载页 上找到它。. 创建 Windows 11 安装媒体. 在 Windows 11 软件下载页面 上，选择 立即创建工具 ，然后 ...