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.
Update for Visual C++ 2013 Redistributable Package
This update for the Microsoft Visual C++ 2013 Update 5 Redistributable Package is released as a download-only update and isn’t distributed through Windows Update. Redistribution of this update is allowed, subject to the same license terms as granted by the Microsoft Visual Studio 2013 Update 5 release.
下载并安装或重新安装 Office 2019、Office 2016 或 Office 2013
下载并安装或重新安装 Office 2019、Office 2016 或 Office 2013 - Microsoft 支持. 下载并安装或重新安装 Office 2019、Office 2016 或 Office 2013. Office 2019Office 2016Office 2016 for MacOffice 2013 更多... 更少. 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 ...
Applies To: Office 2019, Office 2016, Office 2016 for Mac, Office 2013
Find your Windows product key - Microsoft Support
Learn how to find your Windows product key for activation or when to use a digital license instead.
Applies To: Microsoft account dashboard
Remove malware from your Windows PC - Microsoft Support
Learn how to remove malware from your PC. Use Microsoft Defender Antivirus in Windows 10 or Windows 11 to scan your PC for malware, viruses, or other threats.
Applies To: OneDrive (home or personal), OneDrive for Windows
Connect your Windows PC to an external display that supports Miracast ...
Wirelessly connect your PC to a TV, projector, another PC, or other kind of external display that supports Miracast.
Install mobile apps and the Amazon Appstore on Windows
To use mobile apps on your Windows 11 PC, you need to install the Amazon Appstore. Once it's set up, you'll be able to browse and install mobile apps from a curated catalogue.
Turn off, disable, or uninstall OneDrive - Microsoft Support
Turn off, disable, or uninstall OneDrive If you just don't want to use OneDrive, the easiest solution is to unlink it - see the steps below.
Applies To: OneDrive for Business, SharePoint Server Subscription Edition, SharePoint Server 2019, SharePoint in Microsoft 365, Office for business, Microsoft 365 admin, OneDrive (work or school), OneDrive (home or personal), OneDrive (work or school) operated by 21Vianet, OneDrive for Mac, OneDrive for Windows, SharePoint admin center, SharePoint in Microsoft 365 Small Business, SharePoint operated by 21Vianet
Connect to a Wi-Fi network in Windows - Microsoft Support
Learn how to connect to a Wi-fi network in Windows and manage your current network connections.
Recovery options in Windows - Microsoft Support
Learn about the recovery options in Windows. Find out how to reset your PC, go back to a previous version of Windows, or use media to reinstall Windows.
How to adjust power and sleep settings in Windows
To adjust power and sleep settings in Windows 11, select Start > Settings > System > Power & battery > Screen and sleep.