了解如何使用 PIN、面部识别或指纹通过 Windows Hello 登录电脑。

Learn how to use your Outlook inbox effectively with Microsoft Support's training resources.

Change the size of your desktop icons. To resize desktop icons, right-click (or press and hold) the desktop, point to View, then select Large icons, Medium icons, or Small icons.

An array formula (one that spans multiple cells) can do calculations on rows and columns of cells where you might otherwise need to use several formulas. For example, you can count the number of characters that are contained in a range of cells, sum only numbers that meet certain conditions (such as the lowest values in a range or numbers that fall between an upper and lower boundary), and sum ...

How to sign in to Outlook on the web, access your email, contacts, and calendar.

Having trouble connecting to your email from Outlook on your desktop? Follow these steps to let Outlook diagnose and fix errors in your Outlook mail profile that might be causing the issue.

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

Summary. Windows 10, versions 2004 and 20H2 share a common core operating system with an identical set of system files. Therefore, the new features in Windows 10, version 20H2 are included in the latest monthly quality update for Windows 10, version 2004 (released October 13, 2020), but are in an inactive and dormant state.

Get troubleshooting tips to fix problems with apps from Microsoft Store.

How to use the IF function in Excel to make logical comparisons between data values.