Discover how to boost your browsing speed and save battery life with Microsoft Edge's performance features, such as sleeping tabs and efficiency mode.

了解如何安装 Windows 7 Service Pack 1 (SP1)。 包含有关如何获取下载、要求和其他内容的信息。

Learn how to use Narrator, a screen-reading app built into Windows, with this complete guide and how-to articles.

With Edge Chromium, you can add multiple profiles. Profiles allow multiple users to operate in a shared environment while maintaining access to their personalized browser settings, bookmarks, and extensions.

Junk e-mail messages, also known as spam, can be a nuisance in your Inbox.The Junk E-mail Filter in Outlook identifies messages that are likely junk and moves them to the Junk E-mail folder. You can easily change the level of junk email protection or automatically delete junk email.

Find out why Microsoft collects your search history, how to view and clear your search history, and which search data appears on the privacy dashboard.

Learn how to protect your PC, identity, and data from tech support scams.

Find everything you need to manage your Xbox account, profile, and more.

Get started with Microsoft Teams (free). Explore your options, find out what’s new, browse help topics, and more.

Learn more about how to fix problems with the Windows Start menu, and what to do if the Start menu won't open.