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Contact Us - Microsoft Support
Get help and support, whether you're shopping now or need help with a past purchase. Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.
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
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.
Applies To: SharePoint in Microsoft 365
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.
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)
在电脑或 Mac 上下载并安装或重新安装 Microsoft 365 或 Office 2021 - Microsoft 支持
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,可能需要先执行一些步骤。 展开下面的“ 了解详细信息 ”部分获取详细信息。 浏览器中的引导式支持可以为 Office 问题提供数字解决方案. 尝试引导支持. 详细了解 产品密钥、分配的许可证、工作区折扣计划和批量许可证版本. 登录以下载并安装 Microsoft 365 或 Office. 提示: 通过业务助手获取技术专业知识。 与我们的小型企业顾问联系,帮助使 Microsoft 365 产品适用于你和你的企业中的每个人。 了解详细信息 。
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, Office.com
使用 Surface BitLocker Protector Check 工具修正 BitLocker 設定
如果您無法在 Surface Book 2 13 吋裝置上執行 Surface BitLocker Protector Check,請參閱 在 2018 年 8 月的 UEFI 更新後 13 吋 Surface Book 2 上的 BitLocker 修復金鑰提示 。. 了解如何下載和使用 Surface Bitlocker Protector Check 工具,以正確地在您的 Surface 裝置上設定 Bitlocker 設定。.
Microsoft 365 客户服务和支持 - Microsoft 支持
根据你的产品以及它是否仍在支持中, Microsoft 支持专家 可为你提供广泛的支持选项,并能够解决产品和服务难题,从而获得更个性化的体验。. 聊天或接听技术支持专家的回电 :如果你有 Microsoft 365 基础版 、Microsoft 365 个人版或Microsoft 365 家庭版 订阅,请通过 ...
Applies To: Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 for home
Microsoft Teams の使用を開始する - Microsoft サポート
Teams を使用して、どこにいても同僚と連携する方法について説明します。. チャット - 仕事、プロジェクト、または単に楽しみのために話す人やグループにメッセージを送信します。. Teams - チームとチャネルを作成して、人を集め、会話やファイルを含む ...
Applies To: Microsoft Teams