This article is for Outlook.com. If you're using Outlook for Windows, see Fixes or workarounds for recent issues in Outlook for Windows.. If you're having problems accessing Outlook.com, you can see the status of Microsoft Office Online Services at the Service Health portal.. If you're having problems sending or receiving email, read how to Fix Outlook.com email sync issues.

Learn how to install the latest version of DirectX to enable games and multimedia applications on your system.

此安全更新可解决 Windows 中的一些漏洞，如果用户在 Windows 中打开经特殊设计的工具栏对象或攻击者诱使用户在线查看经特殊设计的内容，这些漏洞可能允许远程执行代码。

We want to hear from you! Please continue to share your feedback with us — either in the Google Play Store, directly in the Phone Link and Link to Windows apps, or at the bottom of this article.

This troubleshooter assists customers whose machines are not yet updated to the latest release, Windows 10 Version 1607. This update will initially be released only to a small set of targeted customers. This set will expand over time. Windows users can start the assistant from this article.

On a Mac? See Check for Office for Mac updates automatically.. Click here for the Latest updates for versions of Office that use Windows Installer (MSI).. Choose your version of Office. If you're not sure what version of Office you have, see What version of Office am I using?. Not sure which type of install you have?

The above options will help you move files to your new PC. To access your favorite Microsoft apps and services from any device, be sure to sign in with your Microsoft account.It will connect you to your tools and subscriptions, plus help you manage your digital life, privacy settings, and the health and safety of your devices.

Use multiple desktops in Windows to organize projects, or quickly switch between desktops before a meeting.

Examples. Following are examples of some common nested IF(AND()), IF(OR()) and IF(NOT()) statements in Excel. The AND and OR functions can support up to 255 individual conditions, but it’s not good practice to use more than a few because complex, nested formulas can get very difficult to build, test and maintain.

Windows 11 lets you quickly check your network connection status. Select the Start button, then type settings.Select Settings > Network & internet.The status of your network connection will appear at the top.