Download and install or reinstall Office 2019, Office 2016, or Office ...
Learn how to download and install or reinstall Office 2019, Office 2016, or Office 2013 on your PC or Mac. Find out how to activate Microsoft 365, troubleshoot issues, and customize your installation options.
Applies To:
Office 2019, Office 2016, Office 2016 for Mac, Office 2013
Create installation media for Windows - Microsoft Support
Learn how to create a USB flash drive or DVD to install or reinstall Windows 11, 10, 8.1, or 7. You'll need a reliable internet connection, a blank storage device, and a product key (if applicable).
Download and install or reinstall Microsoft 365 or Office 2021 on a PC ...
Learn how to download and install Microsoft 365 or Office 2021 on your device, whether you have a Microsoft account, a work or school account, or a product key. Find out how to activate the apps, troubleshoot issues, and get support.
Applies To:
Office 2024, Office 2024 for Mac, Office 2021, Office 2021 for Mac, Office 2019, 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
Codecs in Media Player - Microsoft Support
Learn how to play different formats of audio and video files with Media Player and codecs. Find out which codecs are included with Windows 10 and which ones you can install from the Microsoft Store.
Activate Office - Microsoft Support
Learn how to activate Microsoft 365 or a non-subscription version of Office with a product key, a trial, or a subscription. Find troubleshooting tips for activation errors and guidance for different scenarios.
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, Office for business, Microsoft 365 admin, Project for Office 365
Remove malware from your Windows PC - Microsoft Support
Learn how to use Microsoft Defender Antivirus to scan and remove malware from your PC. Follow the steps to run an offline scan, view the results, and restore your system.
Applies To:
OneDrive (home or personal), OneDrive for Windows
Use the Office offline installer - Microsoft Support
Learn how to download and install Microsoft 365 offline on a PC with a slow or unreliable internet connection. Follow the steps for your plan (Office for home or Office for business) and activate Office after installation.
Applies To:
Office 2024, 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
Edit your passwords in Microsoft Edge - Microsoft Support
Learn how to change the passwords saved in Microsoft Edge for your online accounts. Follow the steps to access the password settings, authenticate yourself, and update your password.
Microsoft 365 Customer Service and Support
Find out how to get help for your Microsoft 365 or Office product, depending on whether you have a subscription or a one-time purchase. Compare the support options for different versions, products, and services, and learn how to contact a technical support expert.
Applies To:
Office 2024, Office 2024 for Mac, Office 2021, Office 2021 for Mac, Office 2019, Microsoft 365 for home
下载并安装或重新安装 Office 2019、Office 2016 或 Office 2013
如果这是你第一次安装 Microsoft 365,则可能需要先执行一些设置步骤。展开下面的 “了解详细信息”部分。 但是如果是重新安装 Microsoft 365,且已兑换了产品密钥并拥有与 Microsoft 365 相关联的帐户,请转到“登录并安装 Office”的部分。
Applies To:
Office 2019, Office 2016, Office 2016 for Mac, Office 2013