Better integration and interoperability of business data Using Open XML Formats as the data interoperability framework for the Office set of products means that documents, worksheets, presentations, and forms can be saved in an XML file format that is freely available for anyone to use and to license, royalty free.Office also supports customer-defined XML Schemas that enhance the existing ...

There are a few common scenarios in which Windows running on a PC might be discovered to be non-genuine during validation. Repairs. If your PC has been repaired, you might start to see messages on your desktop that Windows isn't genuine.

Follow these steps to automatically diagnose and repair Windows security problems by turning on UAC, DEP protection, Windows Firewall, and other Windows security options and features.

The Trust Center is where you can find security and privacy settings for Microsoft Office programs. With the consistent appearance of the ribbon in Office programs, steps to find the Trust Center are the same for each program.

Note: If a compatibility issue has been identified on your device that would disrupt your experience using Windows 11, we will temporarily delay your upgrade until the issue is resolved.Compatibility safeguard holds help ensure you have the best experience possible when upgrading and your productivity is not disrupted if critical apps or drivers are not yet compatible.

App publishers sometimes update their apps to add new features and fix problems. Microsoft Store on Windows can automatically install app updates.

获取 Microsoft Edge 的帮助和支持。 查找 Microsoft Edge 支持内容、操作方法文章、教程等。

Add your Outlook.com, Microsoft 365, Exchange-based email, or IMAP or POP email account to your Android phone or tablet using the built-in Android Email app.

Try it! Keep track of everyone you communicate with by creating and editing contacts in Outlook for Windows. Once you’ve saved someone as a contact, you can type the first few letters of their name into an email, and Outlook for Windows will fill in their email address for you.

Training: Learn how to use Outlook in Windows, MacOS, iOS or Android, and Outlook on the web through a series of Outlook training courses.