The Calculator app for Windows is a touch-friendly version of the desktop calculator in previous versions of Windows. You can open multiple calculators at the same time in resizable windows on the desktop and switch between Standard, Scientific, Graphing, Programmer, Date calculation, and Converter modes.. To get started, select the Start button, and then select Calculator in the list of apps.

Learn how to use the taskbar features in Windows. Hide the taskbar, pin an app, change the location, and more with taskbar settings.

Learn how to earn Microsoft Rewards points when you browse the web with Microsoft Edge, search on Bing.com, and more.

You can easily insert a check mark (also known as a "tick mark") in Word, Outlook, Excel, or PowerPoint. These marks are static symbols. If you're looking for an interactive check box that you can click to check or uncheck, see: Add a check box or option button (Excel) or Make a checklist in Word. In your file, place the cursor where you want to insert the symbol.

Learn why it's important to have a backup, and how Windows Backup can help you keep your files and settings safe.

Hotmail est maintenant Outlook.com. Découvrez comment vous connecter pour accéder à votre compte de messagerie Outlook.com, Hotmail, Live ou MSN.

Активация Windows с помощью цифровой лицензии. Цифровые лицензии связаны с вашим оборудованием и учетной записью Майкрософт, поэтому вам не нужно ничего искать на своем компьютере.

Learn how to access and manage your Windows sign in options. Use a password, Windows Hello, or a security key to unlock your device.

请执行以下任一操作： 在 “翻译为 ”下拉列表中，选择要将页面翻译成的语言。 默认值是为Microsoft Edge设置的语言。

Your Phone is now Microsoft Phone Link! Learn more about our recent name change for our PC and Android mobile apps.