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.
Contact Us - Microsoft Support
Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.
Choose between the 64-bit, 32-bit, and ARM version of OneDrive
The 64-bit version of OneDrive is automatically installed with later versions of Windows. Note: If you're using PerMachine, you'll need to run OneDriveSetup.exe /allusers. If you have a Mac, OneDrive is available in the 64-bit version and Apple silicon version. Download 64-bit version for Windows. Download OneDrive for Mac.
Applies To: OneDrive (home or personal), OneDrive for Mac, OneDrive for Windows
Open files from the File menu - Microsoft Support
Learn how to search for and open files from your Microsoft Office app, including recently opened files and folders using shortcuts.
Applies To: Excel for Microsoft 365, Word for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, Project Online Desktop Client, Publisher for Microsoft 365, Visio Plan 2, Excel for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, Excel 2021, Word 2021, PowerPoint 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Excel 2021 for Mac, Word 2021 for Mac, PowerPoint 2021 for Mac, Excel 2019, Word 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Excel 2019 for Mac, Word 2019 for Mac, PowerPoint 2019 for Mac, Excel 2016, Word 2016, PowerPoint 2016, Access 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Visio Standard 2016
Contact - Microsoft Support
Contact Microsoft Support. What's new. Surface Pro. Surface Laptop. Surface Laptop Studio 2. Surface Laptop Go 3. Microsoft Copilot. AI in Windows. Explore Microsoft products.
Contact Us - Microsoft Support
Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.
修复阻止程序安装或删除的问题 - Microsoft 支持
当无法安装或删除程序时,程序安装和卸载故障排除程序可自动修复问题。. 它同时修复损坏的注册表项。. 首先,你需要下载故障排除程序。. 如果开始下载时看到“文件下载”框,请选择“运行”或“打开”。. 故障排除程序提供了你要遵循的步骤。. 如果卸载 ...
激活 Office - Microsoft 支持
激活 Microsoft 365 或非订阅版本的 Office. 当启动未激活的 Microsoft 365 应用时,系统将提示登录到 Microsoft 365。. 请务必使用用于购买或订阅 Microsoft 365 的 Microsoft 帐户或工作或学校帐户进行登录。. 注意: 如果新设备上预安装了 Microsoft 365,请参阅 激活新 Windows 设备上 ...
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
欢迎使用 Windows 中的 Copilot - Microsoft 支持
Copilot 旨在以简便方式提供 AI 支持的帮助,使你能够在 Windows 上与生成式 AI 无缝互动。. 你可以像使用其他 Windows 应用一样,在 Copilot 中调整大小、移动和使用 贴靠助手 。. 可以使用 Alt + Tab 在 Copilot 和其他打开的应用之间切换焦点。. 如果需要关闭 Copilot,只需 ...
February 13, 2024—KB5034765 (OS Builds 22621.3155 and 22631.3155)
Release Date: 2/13/2024 Version: OS Builds 22621.3155 and 22631.3155 UPDATED 2/27/24 IMPORTANT: New dates for the end of non-security updates for Windows 11, version 22H2
October 31, 2023—KB5031455 (OS Builds 22621.2506 and 22631.2506 ...
Release Date: 10/31/2023. Version: OS Builds 22621.2506 and 22631.2506. For information about Windows update terminology, see the article about the types of Windows updates and the monthly quality update types. For an overview of Windows 11, version 23H2, see its update history page . Note Follow @WindowsUpdate to find out when new content is ...