Find out what parts of a PDF file will look correct and which won't when you open them in Word, and what to do about it.

Learn how to insert the degree symbol on your keyboard with ease. Our step-by-step guide makes it easy to add the degree symbol to your documents. Try it now!

Use Excel to create a chart from scratch or with recommended charts. Learn how to add a trendline and customize your chart style.

Learn more about family group roles, permissions, and how you share data with Microsoft and your family.

Add a delivery and return address to a single envelope, set printer options, adjust for envelope size, and save or print.

了解如何创建用于安装或重新安装 Windows 7、Windows 8.1 或 Windows 10 的安装介质。

If you don’t like the default date format, you can pick a different one in Excel, like February 2, 2012 or 2/2/12. You can also create your own custom format in Excel.

Training: With OneDrive, you can sync files between your computer and the cloud, so you can get to them from anywhere.

This article describes the formula syntax and usage of the AVERAGE function in Microsoft Excel.. Description. Returns the average (arithmetic mean) of the arguments. For example, if the range A1:A20 contains numbers, the formula =AVERAGE(A1:A20) returns the average of those numbers.. Syntax

Helps you sign out of Office 365 from your device or from the web.