Check your device performance and health in Windows Security
Learn how to use a health report in Windows Security to manage your device performance and keep your device secure.
Why is my Internet connection so slow? - Microsoft Support
Learn how to recognize Internet connection problems and help improve your computer's online performance.
Create a shareable link - Microsoft Support
Training: Learn how to create a shareable link to make it easy to share files in a document, email, or IM.
Applies To:
Office for business
Save disk space with OneDrive Files On-Demand for Windows
Learn how to use OneDrive Files On-Demand to sync your OneDrive files and save disk space in Windows 10.
Applies To:
OneDrive for Business, SharePoint Server Subscription Edition, SharePoint Server 2019, Microsoft 365 admin, OneDrive (work or school), OneDrive (home or personal), OneDrive for Windows
Activation d’Office - Support Microsoft
Découvrez comment activer Office préinstallé sur de nouveaux PC Windows 10 ou à l’aide d’une nouvelle clé de produit.
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 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, Office.com, Project for Office 365
Meet Windows 11: Apps and tools - Microsoft Support
Explore the new and refreshed apps of Windows 11, from Photos to Microsoft Store. Watch the video and read tips to find tools to stay creative and productive, whether on your phone or on your PC.
Learn about performance features in Microsoft Edge
Discover how to boost your browsing speed and save battery life with Microsoft Edge's performance features, such as sleeping tabs and efficiency mode.
Applies To:
Microsoft Edge
Set up your Xbox Series X|S console | Xbox Support
Ready to set up your new Xbox Series X|S console? This solution will help you get your system set up and connected.
Tracking Xbox achievements in your game | Xbox Support
The cloud doesn’t just save your place in a game, it also saves your achievement progress. With achievements, you can see how far you’ve come in your game and earn bragging rights with your friends.
Project 帮助和学习
学习如何使用 Microsoft Project 管理项目，找到适合你的培训课程和支持资源。