How to use the COUNT function in Excel to count the number of cells that contain numbers, and to count numbers within a list of arguments.

Provides information for avoiding and reporting Microsoft technical support scams.

了解如何使用产品密钥或数字许可证激活 Windows、检查激活状态，以及链接Microsoft 帐户。

أصبح Hotmail الآن Outlook.com. تعرّف على كيفية تسجيل الدخول للوصول إلى حساب بريدك الإلكتروني على Outlook.com أو Hotmail أو Live أو MSN.

There are different ways to remove apps and programs, so if you can't find the one you're looking for, you can try another location. Note that some apps and programs are built into Windows and can't be uninstalled.

Learn how to protect your PC, identity, and data from tech support scams.

Manage money in Excel. Control your household budget with Excel budget templates. Track monthly budgets by income and expenses to set financial goals.

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

Get the steps for showing your favorites bar in Microsoft Edge and Internet Explorer 11.

If you're new to Excel, you might be typing a formula for subtraction incorrectly. Here are two ways to do it: