When prompted, enter the product key. You can find the product key on the sticker on the CD case or other packaging. If you need help, see Find your Product Key for Office 2007.

如果在设置中打开用与首选语言不同的语言编写的页面，Microsoft Edge会自动提示你翻译它。 转到用外语编写的网页时，“翻译”图标 显示在地址栏中。 如果语言未包含在设置中的首选语言列表中，则该语言被视为外在语言。

Buy stuff from Microsoft Store online (from your mobile device, on Xbox One, in the Microsoft Store app on your Windows 10/11 or Windows 8.1 device, or via the web).

When you back up your files, apps, and settings in the cloud using your Microsoft account, you get 5 GB of free cloud storage and other benefits that protect your files with the latest security and make everyday tasks easier.

Select Settings, and under the About section, select About Photos. Photos: Says Updated in the About section of Settings—you are running the new version of the Photos app.This version includes features like iCloud integration in left navigation bar. This version of Microsoft Photos app offers a convenient and user-friendly way to view, import, organize, edit, and share photos and videos on ...

To access your sign-in options, go to Start > Settings > Accounts > Sign-in options.. Or just select this button: Go to Sign-in options. Change or manage your password or PIN. To change your password or PIN, go to Start > Settings > Accounts > Sign-in options. Select PIN (Windows Hello), and then select Change PIN.

Windows Security provides built-in security options to help protect your device from malicious software attacks. To access the features described below, tap the Windows Start button, type windows security, select it from the results, and then select Device security.

Learn how to manage extensions in Microsoft Edge, including adding, disabling, or removing them as needed.

Note: If you forgot your account info and had to reset your security info, you must wait 60 days before closing your account.

Find out how to use Game Bar to capture game play, chat with friends, track achievements, and more.