Contact Us - Microsoft Support
Open a service request in the Microsoft 365 admin center. This service is free. 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.
Screen mirroring and projecting to your PC or wireless display
Cast to a Windows PC from another Windows PC. On the PC you'd like to project from, select Start > Settings > System > Projecting to this PC . Under Add the “Wireless Display” optional feature to project to this PC, select Optional features . Next to Add an optional feature, select View features, then enter “wireless display.”.
2023 年 11 月Windows 10和Windows 11客户端映像 - Microsoft 支持
Windows 10和Windows 11旨在满足当今组织的复杂和不断变化的需求，提供：. 针对新式安全威胁的高级防护. 灵活的部署、更新和支持选项. 全面的设备和应用管理和控制. 通过帮助你简化更新的部署，Windows 10和Windows 11还使你能够快速向最终用户提供最新的创新，从而 ...
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 ...
如何登录到 Microsoft 帐户 - Microsoft 支持
Microsoft 个人帐户 工作或学校帐户. 若要登录到 Microsoft 个人帐户，请转到 account.microsoft.com 或选择下面的“ 登录 ”。. 登录. 提示: 如果没有 Microsoft 帐户，可以选择“ 无帐户？. Create一个 ！. 输入用于其他服务的电子邮件、电话号码或 Skype 登录， (Outlook、Excel 等 ...
Applies To:
Microsoft 365 for home, Outlook.com, Microsoft 365 for Mac, Microsoft 365 for Windows, Microsoft account dashboard, Microsoft Edge, Microsoft Teams, OneDrive (home or personal), OneDrive for Mac, OneDrive for Windows
從電腦解除安裝 Office - Microsoft 支援服務
針對您的安裝類型解除安裝 Microsoft 365. Microsoft 365 的解除安裝步驟會依據您安裝的類型而有所不同。. 最常見的安裝類型為隨選即用和 Microsoft Windows Installer (MSI)。. 另一種類型是 Microsoft 365從 Microsoft Store 應用程式安裝。. 選取下方的 [隨選即用或 MSI] 或 [Microsoft ...
Applies To:
Office 2021, Office 2019, 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, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin, Office.com
Office アプリケーションを修復する - Microsoft サポート
Wordや Excel などのMicrosoft 365 アプリケーションが正しく動作しない場合は、再起動すると問題が解決することがあります。. 解消しない場合は、修復してみましょう。. 修復後に、コンピューターの再起動が必要な場合があります。. 修復ツールにアクセスする ...
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
Using IF with AND, OR, and NOT functions in Excel
=A2>B2. If A2 is greater than B2, format the cell, otherwise do nothing. =AND(A3>B2,A3<C2) If A3 is greater than B2 AND A3 is less than C2, format the cell, otherwise do nothing. =OR(A4>B2,A4<B2+60) If A4 is greater than B2 OR A4 is less than B2 plus 60 (days), then format the cell, otherwise do nothing. =NOT(A5>B2)
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, Excel Web App, Excel for Windows Phone 10
下载基于 Chromium 的新版 Microsoft Edge - Microsoft 支持
基于 Chromium 的新版 Microsoft Edge 已于 2020 年 1 月 15 日发布。 它与 Windows 和 macOS 的所有受支持版本兼容。 新版浏览器具备出色的速度和性能、适用于网站和扩展的一流兼容性以及内置的隐私和安全功能，可全面满足你的需求。
新しいMicrosoft Edgeに更新する - Microsoft サポート
Microsoft Edgeに更新する理由. Microsoft EdgeはChromiumベースであり、Internet Explorer やMicrosoft Edge 従来版よりも速く、より安全で、よりモダンな閲覧エクスペリエンスです。. 詳細については、「 Microsoft Edge機能」を 参照してください。. さらに、Microsoft Edgeは ...