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.
恢复Windows 10上丢失的文件 - Microsoft 支持
如果无法 从备份中找到丢失的文件 ,则可以使用 Windows File Recovery,这是 Microsoft Store 提供的命令行应用。 使用此应用尝试恢复已从本地存储设备中删除的丢失文件, (包括内部驱动器、外部驱动器和 USB 设备) 且无法从回收站还原。 不支持在云存储和网络文件共享上进行恢复。
Install Project - Microsoft Support
See how to install Project 2013 and 2016 and Project Pro for Office 365.
Applies To: Project Online Desktop Client, Project Professional 2021, Project Standard 2021, Project Professional 2019, Project Standard 2019, Project Professional 2016, Project Standard 2016, Office for business, Office 365 Small Business, Microsoft 365 admin, Project for Office 365
May 14, 2024—KB5037771 (OS Builds 22621.3593 and 22631.3593)
Windows 11 servicing stack update - 22621.3522 and 22631.3522. This update makes quality improvements to the servicing stack, which is the component that installs Windows updates. Servicing stack updates (SSU) ensure that you have a robust and reliable servicing stack so that your devices can receive and install Microsoft updates.
Contact Us - Microsoft Support
Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.
Keyboard shortcuts in Microsoft Edge - Microsoft Support
Keyboard shortcuts are keys or combinations of keys that provide an alternate way to do something you'd typically do with a mouse. Here’s the list for the new Microsoft Edge and Microsoft Edge for Mac.
Enable virtualization on Windows 11 PCs - Microsoft Support
Enable virtualization on Windows 11 PCs. Virtualization lets your PC emulate a different operating system, like Android™ or Linux. Enabling virtualization gives you access to a larger library of apps to use and install on your PC. If you upgraded from Windows 10 to Windows 11 on your PC, these steps will help you enable virtualization.
Download Microsoft Authenticator - Microsoft Support
To install Authenticator on your Android device. Scan the QR code. or download and install Authenticator from the Google Play store.
Install Office updates - Microsoft Support
Learn how to update Microsoft Office on PC and troubleshooting tips for installing Office updates.
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, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Office 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project Professional 2016, Project Standard 2016, Office 2016, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, InfoPath 2013, InfoPath Filler 2013
Install Visio or access Visio for the web - Microsoft Support
If you have Visio Plan 2 or a non-subscription version such as Visio Professional or Visio Standard 2021 , 2019, or 2016 you can install and use the desktop app.
Applies To: Visio Plan 2, Visio Professional 2021, Visio Standard 2021, Visio Professional 2019, Visio Standard 2019, Visio Professional 2016, Visio Standard 2016, Office for business, Office 365 Small Business, Microsoft 365 admin
Change or reset your password - Microsoft Support
Important: Microsoft accounts, the Windows operating system, and other Microsoft products include passwords to help secure your information. This article provides some options that you can use to reset or recover your password if you forget it. Be aware that, if these options don’t work, Microsoft support can't help you retrieve or circumvent a lost or forgotten password.