Which version of Windows operating system am I running?
Find operating system info in Windows 11. To find out which version of Windows your device is running, press the Windows logo key + R, type winver in the Open box, and then select OK. Here’s how to learn more: Select Start > Settings > System > About . Open About settings.
Download and install or reinstall Microsoft 365 or Office 2021 on a PC ...
Change from a 32-bit version to a 64-bit version or vice versa. Activate Windows. Fix Bluetooth problems in Windows. Learn how to install, reinstall, or activate Microsoft 365 or Office 2019 on a PC or Mac.
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
Download and install or reinstall Office 2019, Office 2016, or Office ...
From the Overview page, select Office apps and on that page, find the Microsoft 365 product you want to install and select Install. To install Microsoft 365 in a different language, or to install the 64-bit version, use the dropdown to find more options.
Applies To:
Office 2019, Office 2016, Office 2016 for Mac, Office 2013
Screen mirroring and projecting to your PC or wireless display
You can wirelessly connect your PC to a TV, projector, or other kind of external display that supports Miracast. Turn on your TV, projector, or other display. If you're using a Miracast dongle or adapter, make sure it's plugged in to the display.
Find your Windows product key - Microsoft Support
Locate your product key for Windows 10 or Windows 11. Depending on how you got your copy of Windows 10 or Windows 11, you'll need either a 25-character product key or a digital license to activate it.
Applies To:
Microsoft account dashboard
OneDrive を開き、ファイルをアップロードする - Microsoft サポート
OneDrive を開き、ファイルをアップロードする. OneDrive には、300種類のファイルを保存できます。. セキュリティで保護されており、ブラウザー、モバイルアプリ、Mac、Pc で利用できます。. Office ドキュメントでは、Office を使っているかどうかに関係なく、他 ...
Applies To:
OneDrive (work or school)
KB5034236：用于安装和恢复Windows 11版本 21H2 的兼容性更新：2024 年 1 月 9 日
当用户安装功能更新以移动到 Windows 11 版本 21H2 时，此更新将自动安装。. 此更新不会随每月质量更新一起自动安装。. Microsoft 更新目录. 是. 若要获取此更新的独立包，请下载 KB5034236 更新。. 若要从更新目录下载更新，请参阅 从 Windows 更新目录下载更新的步骤 ...
登录到 SharePoint - Microsoft 支持
登录到 SharePoint. SharePoint 是通过 Web 浏览器连接到的基于浏览器的应用，如下所示：. 转到 office.com ，然后登录到工作或学校帐户。. 在窗口的左上角，选择应用启动器 > 所有应用 > SharePoint. 提示 ：如果在“所有应用”下看不到“SharePoint ”应用 ，请使用窗口顶部 ...
Applies To:
SharePoint in Microsoft 365
Office 中的产品帮助在哪里？ - Microsoft 支持
你可以通过三种不同方法访问产品帮助：. 在“ 告诉我您想要做什么 ”框中键入你的查询。. 从搜索结果中，你可以快速找到要使用的功能或要执行的操作。. 对于有关搜索短语的帮助内容，请单击选项“ 获取有关‘搜索短语’的帮助 ”。. 还可以从 “文件 ...
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, Project Online Desktop Client, Visio Plan 2, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Professional 2021, Project Standard 2021, Visio Professional 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Visio Professional 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, Project Professional 2016, Project Standard 2016, Visio Professional 2016
Microsoft Teams の使用を開始する - Microsoft サポート
Microsoft Teams は、ハイブリッド作業用に構築されたコラボレーション アプリであり、ユーザーとチームは情報を把握し、整理し、接続し続け、すべてを 1 か所で行うことができます。. ヒント: Business Assist を使用して技術の専門知識を取得します。. Microsoft 365 ...
Applies To:
Microsoft Teams