Go to Settings > Apps > Apps & features to change whether you're shown app recommendations when trying to install apps from outside the Store.

Learn how to use digital signatures, digital IDs, and signature lines in Microsoft 365 files, such as Word, Excel, and PowerPoint.

In Windows, having a camera and microphone as part of your device lets you make Teams video calls, take pictures, record videos, and more. Many apps and services request and use the camera or microphone, and Windows settings give you control over which apps can use your camera or microphone.

Learn how to download Microsoft Support and Recovery Assistant to help fix problems with Microsoft 365, Office, or Outlook.

We’re continually releasing updates to our application, based on customer feedback. Check out What's New in the latest updates for Skype on desktop and mobile.

Learn how to insert the current date and time in Excel as static or dynamic values with easy steps and examples.

Explore OneDrive support, help, and learning resources. Learn how to protect your important files, documents, and memories with OneDrive.

How to use a PivotTable in Excel to calculate, summarize, and analyze your worksheet data to see hidden patterns and trends.

Windows 10 lets you quickly check your network connection status. And if you're having trouble with your connection, you can run the Network troubleshooter to try and fix it.

Outlook 网页版是组织使用的基于 Web 的 Outlook 版本。你需要使用工作或学校帐户登录才能访问此基于 Web 的 Outlook 版本。 你的工作或学校帐户通常由组织中的某人分配给你。