Learn how to change the power mode on your Windows PC to preserve your battery, limit notifications, and background activity.

Hotmail 现在是 Outlook.com。 了解如何登录以访问 Outlook.com、Hotmail、Live 或 MSN 电子邮件帐户。

Most tools and options in Microsoft Edge are available when you select Settings and more > Settings.

Here's how to show icons, hide them, or change their size in Windows. To show or hide desktop icons. Right-click (or press and hold) the desktop, point to View, and then select Show desktop icons to add or clear the check mark.

The TEXT function lets you change the way a number appears by applying formatting to it with format codes.It's useful in situations where you want to display numbers in a more readable format, or you want to combine numbers with text or symbols.

Find out what model of Surface you're using. There are several ways to find out which Surface device model you have. Look in the Surface app

Learn how to make labels in Word. You can create and print a full page of address labels or nametags. Get started on how to print labels from Word.

Find out how to free up space on your device by deleting unnecessary files, uninstalling apps, and moving files to other drives.

Learn how to use Wi-Fi 7 and Wi-Fi 6 and WPA3 in Windows for better wireless coverage and network security.

How to use the COUNTIF function in Excel to count the number of cells that meet values you set.