Use Microsoft Edge settings to save user name and password information and save time when signing in to websites.

Add additional privacy protection to email messages with encryption.

Learn how to restore files that have been permanently deleted and are no longer in the recycle bin on Windows 10.

Download information. The following files are available for download from the .NET Download site: Download the Microsoft .NET Framework 4.8 offline installer package now.

Internet Explorer 11 support ended on June 15, 2022. Switch to Microsoft Edge for a faster, more secure and more modern web browsing experience.

Describes how to use the System File Checker tool to troubleshoot missing or corrupted system files in Windows 8.1, Windows 8, Windows 7 or Windows Vista.

Note: If the steps under this New Outlook tab don't work, you may not be using new Outlook for Windows yet. Select the Classic Outlook tab and follow those steps instead. Block senders from sending you email in new Outlook for Windows. If you're receiving unwanted email, you can block the email addresses and domains you don't want to receive ...

You can upgrade from Windows 10 to Windows 11 if your device meets hardware specifications, and if the Windows 11 release has been made available to your device.

Find out how to stop your screen from flickering after the upgrade to Windows 10.

了解如何安装 Windows 11，包括在“设置”中访问 Windows 更新页的建议选项。