Screen mirroring and projecting to your PC or wireless display
Learn how to screen mirror or project content from one device to another.
Download, install, or reinstall Microsoft 365 or Office 2024 on a PC or ...
Learn how to install, reinstall, or activate Microsoft 365 or Office 2024 on a PC or Mac.
Applies To:
Office 2024, Office 2024 for Mac, Microsoft 365 for home, Microsoft365.com, 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
Use the Office offline installer - Microsoft Support
Use the Office offline installer to install Office 2016 or Office 2013 if you don't have an active Internet connection or you're having problems with slow speed or unreliable connections.
Applies To:
Office 2024, Office 2021, Office 2019, Office 2016, Microsoft 365 for home, Microsoft365.com, 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
Activate Office for Windows - Microsoft Support
Learn how to activate Office that is pre-installed on new Windows 10 PCs or using a new product key.
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 2024, Word 2024, Outlook 2024, PowerPoint 2024, Access 2024, OneNote 2024, Project Standard 2024, Visio Professional 2024, Visio Standard 2024, Office 2024, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 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 Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Publisher 2016, Office 2016, Microsoft 365 for home, Microsoft365.com, Project for Office 365
Sign in using Microsoft Authenticator - Microsoft Support
Microsoft Authenticator helps you sign in to your accounts if you've forgotten your password, use two-step verification or multi-factor authentication, or have gone passwordless on your account.
Get apps from Microsoft Store on your Windows PC
If you're moving from a Windows 7 or Windows 8.1 PC to a new Windows device, you'll find that the best way to get apps and games is through Microsoft Store. Microsoft Store is familiar on any device—you can search for free and paid apps like Adobe Reader, view their popularity and ratings, and download them to your device. When you install an app from Microsoft Store, it will follow you to ...
Troubleshooting tips for downloading, installing, and updating ...
Get troubleshooting tips if you run into problems downloading, installing, or updating Microsoft Edge.
下載並安裝或重新安裝 Office 2021、Office 2019 或 Office 2016
瞭解如何在電腦或 Mac 上安裝 Office 2021、2019 或 2016。
Applies To:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Office 2016, Office 2016 for Mac
下載並安裝應用程式 - Microsoft 支援服務
當您設定 Microsoft 365 商務版訂閱時，您會想要在電腦或 Mac 上下載並安裝 Microsoft 365 應用程式，例如 Word、Excel、Microsoft Teams 和 PowerPoint。 移至 m365.cloud.microsoft/apps ，然後使用您的 Microsoft 365 帳戶登入。 選取 [安裝及其他]，然後選取 [安裝 Microsoft 365 應用程式]。 選取 [安裝 Office]，然後開啟下載至您 ...
Fix problems that block programs from being installed or removed
The Program Install and Uninstall troubleshooter helps you automatically repair issues when you're blocked from installing or removing programs.