注意 2023 年 7 月 28 日，我们宣布将于 2023 年 8 月 28 日弃用 Windows 上的 Xbox 主机小帮手应用。 如果你受到此影响，并且正在寻找继续在 Windows 设备上与 Xbox 游戏、服务和社区互动的方法，则适用于 Windows 的 Xbox 应用将让你与 Windows 设备上的所有 Xbox 和游戏保持连接。

Select one of the methods to verify your identity and change your password and add the requested information.. Depending on how your administrator has set up your organization, you might need to go through this process a second time, adding info for a second verification step.

Learn how to tell if your Office software is genuine. To help determine if your Microsoft software is genuine, go to our How to Tell site for more information. Here you'll learn about authentic packaging, including what to look for with product key labels, and Certificate of Authenticity (COA), how to report counterfeit software, and find out what your shopping and licensing options are.

Indexing the contents of your PC helps you get faster results when you're searching it for files and other things. Learn how it works. What is indexing?

If contacts have been deleted, you might be able to restore them. See Delete contacts or restore contacts in Outlook.com.. Step 5: Help prevent future hacks. To prevent your account from being hacked in the future, see Help protect your Outlook.com email account.. How did a hacker get my password?

Add your work or school account. On your computer, note the Code and Url information on the Configure mobile app page.Keep this page open so you can see the code and URL.

了解如何从 Windows 10 家庭版升级到 Windows 10 专业版或从 Windows 11 家庭版升级到 Windows 11 专业版，包括如何使用有效产品密钥或 Microsoft Store。

In Windows 10, action center is where you'll find your app notifications and quick actions—which give you quick access to commonly used settings and apps.

Learn how reserved storage works in Windows to conserve disk space for temporary files, caches, and other files.

If you have Office 2007, Skype for Business 2016 won't be fully integrated with your Office programs. For example, you won't see the presence of your co-workers when you type an email in Outlook (by "presence" I mean you won't see whether they're available, busy, or away), and you won't have a few other features.