Sign in with Microsoft
Sign in or create an account.
Hello,
Select a different account.
You have multiple accounts
Choose the account you want to sign in with.
激活 Office - Microsoft 支持
解决激活错误. 如果 Microsoft 365 无法激活,其最后会变为未授权,且 Microsoft 365 的所有编辑功能都会被禁用。 Microsoft 可能由于多种原因变为未授权。
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
What is a Microsoft account? - Microsoft Support
What is a Microsoft account used for? You need a Microsoft account to sign in to your Windows pc, Xbox console, or any of Microsoft’s products and services, including Office, Outlook.com, OneDrive, Xbox Live, Microsoft 365, Family Safety, Skype, Bing, Microsoft Store and MSN.
Applies To: Microsoft account dashboard
Organize your ideas with Collections in Microsoft Edge
Collections in Microsoft Edge helps you keep track of your ideas on the web, whether you're shopping, planning a trip, collecting notes for research or lesson plans, or just want to pick up where you left off the last time you were browsing the internet.
What's new in Word 2021 for Windows - Microsoft Support
Word 2021 for Windows enables you to create compelling content and includes co-authoring, new stock media from the Office Premium Creative Content collection, and new Draw tab additions such as Point Eraser, Ruler, and Lasso.
Applies To: Word 2021
Free up space for Windows updates - Microsoft Support
Windows 10 updates provide the latest features and security improvements to help keep your PC more current and more secure. Before the installation process starts, Windows checks to make sure there’s enough storage space on your device for the installation process and for these new features and security improvements.
Holen Sie sich das neueste Windows-Update - Microsoft-Support
Windows-Geräte erhalten möglicherweise zu unterschiedlichen Zeiten neue Funktionen, da Microsoft nicht sicherheitsrelevante Updates, Fehlerbehebungen, Verbesserungen und Verbesserungen über verschiedene Wartungstechnologien bereitstellt – einschließlich des kontrollierten Featurerollouts (Controlled Feature Rollout, CFR). Windows informiert Sie darüber, ob Sie Ihr Gerät neu starten ...
How to log in to Microsoft Teams - Microsoft Support
Learn how to log in to Microsoft Teams with your Microsoft 365 account. This step-by-step guide from Microsoft Support walks you through the process of accessing Teams on desktop, web, and mobile devices.
Applies To: Microsoft Teams
About Genuine Windows - Microsoft Support
There are a few common scenarios in which Windows running on a PC might be discovered to be non-genuine during validation. Repairs. If your PC has been repaired, you might start to see messages on your desktop that Windows isn't genuine.
Install, manage, or uninstall apps in Microsoft Edge
Alternatively, you can install any website by going to the top corner of the browser and select Settings and more … > Apps > Install this site as an app.
Applies To: Microsoft Edge
Stay up to date with news and interests - Microsoft Support
The taskbar can display the temperature in Celsius (°C) or Fahrenheit (°F). To switch between these two units, select the weather icon on the taskbar, select the Edit location and unit icon on the weather card, select Celsius or Fahrenheit on the weather, and select Save. News and interests is supported in any taskbar orientation.