Learn how to recover a hacked or compromised account, what to do next, and how to prevent your account from being compromised in the future.

This page provides phone numbers of Microsoft customer service.

Provides information for avoiding and reporting Microsoft technical support scams.

Use the Reading Pane to preview items without opening them. You can choose whether to mark previewed messages as read or use single key reading. You can also preview up to three lines of a message in the message list, and you can split the message window in long messages.

Add or change headers and footers in Excel. Add the date, time, page numbers, filename or any other text.

Improve your writing skills with Word's tools for spelling, grammar, and clarity. Find out how to check and correct errors in your documents.

Use inbox rules to automatically perform specific actions on email messages that come into your inbox.

Training: Watch and learn how to create a PowerPoint presentation, add/format text, and add pictures, shapes, and/or charts.

Learn why you received a notification about unusual activity in your account and what to do next.

扩展或加载项是自定义浏览器体验并为你提供更多控制权的简单工具。 下面介绍如何在 Microsoft Edge 中添加、关闭和删除扩展或加载项 。