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.

The recommended (and easiest) way to get SP1 is to turn on automatic updating in Windows Update in Control Panel and wait for Windows 7 to notify you that SP1 is ready to install.

We want to hear from you! Please continue to share your feedback with us — either in the Google Play Store, directly in the Phone Link and Link to Windows apps, or at the bottom of this article.

Important: You don't need to remove old security information unless there is an account security risk (e.g. someone else has access to your old mailbox).

The easiest way to get language packs for Windows 8.1 and Windows RT is to download and install them using the Language Control Panel. Download and install additional languages to view menus, dialog boxes, and other user interface items in your preferred language.

If Windows Update finds an updated driver, it will download and install it, and your printer will automatically use it. If a device driver couldn’t be installed automatically, there may be an optional driver available that your printer can use.

Keystroke. What it does. Windows logo key + R Opens the Run command. Windows logo key + S Opens Search. Windows logo key + E Opens File Explorer. Alt + Tab. Opens Task Switcher, moving forward with each press of Tab, switching to that window on release

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。

Website notifications appear in the lower right corner of your screen and are also displayed in the Notification Center.When notifications are turned on for a website, they will still appear even if Microsoft Edge is closed.

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