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

Sign in using two-step verification or security info; Create app passwords in Security info (preview) Set up a phone call as your verification method

Browse on the go with the new Microsoft Edge for Android and iOS devices. Microsoft Edge offers better protection and privacy, and can sync your favorites, passwords, and more across your desktop and mobile devices.

如果你不希望第三方站点在你的电脑上存储 Cookie，则可以阻止 Cookie。 但是执行此操作可能会导致某些页面无法正确显示，或者可能会从站点收到一条消息，通知你需要允许 Cookie 才能查看该站点。

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

Experience AI-powered browsing with the new Bing built-in. Get comprehensive answers, summarized information, and find inspiration side-by-side in Microsoft Edge.

In addition to the File menu, you can turn this feature on or off right from the context menu of a One Drive or SharePoint-hosted Word, Excel, or PowerPoint document URL appearing in a Word, Excel, PowerPoint, or Outlook Windows application. The context menu also allows you to choose a one-time file open behavior for a specific link by using the Open With menu option.

Data Execution Prevention (DEP) is a technology built into Windows that helps protect you from malicious code launching from areas of memory that have been designated as for data only.

Important: When you break a link to the source workbook of an workbook link, all formulas that use the value in the source workbook are converted to their current values.

After you export your contacts, use Excel to open the CSV file and check that there's data. When you close the file, Excel will prompt you a few times with "are you sure you want to save it in CSV format?"