获取 Windows 操作系统的官方支持和帮助信息，以及如何使用 Windows 的指南。

If you can't sign into your Microsoft account, most issues can be identified by our sign-in helper tool. The tool will ask you to enter the email address or mobile phone number you're trying to sign in with and check the details you provide.

Country/Region. Country/Region code. Phone number. Language. Australia. N/A. 13 20 58. English. New Zealand. N/A +64. 0800 800 004 9 368 5680. English

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

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

On your console, get Xbox Game Pass Ultimate in Store > Subscriptions.Online, go to Xbox Game Pass. Your purchase of Game Pass Ultimate will automatically convert any outstanding time on your subscriptions to Xbox Game Pass or EA Play into time for Xbox Game Pass Ultimate at the current conversion ratio, up to a maximum of 36 months.

Need help with an Xbox console, an Xbox game, or Xbox network? Find out how to get in touch with us.

1. 使用Microsoft帐户登录. 系统将提示你使用 Microsoft 帐户登录 . 如果移动设备上已有Microsoft帐户，系统会要求确认帐户，然后单击“ 继续”。 如果你的移动设备上没有现有的Microsoft帐户，系统会要求你登录帐户或创建一个新帐户，然后单击“继续”。 2.

When you install Office 2010, you'll be prompted to enter a 25-character product key that looks something like this: XXXXX-XXXXX-XXXXX-XXXXX-XXXXX

Next steps. After you register your personal device to your organization's network, you should be able to access most of your resources. If your organization wants you to join your work device, see Join your work device to your organization's network.