若要在 Outlook.com 中获取支持，请单击此处或选择菜单栏上的帮助，然后输入查询。如果自助服务无法解决问题，请向下滚动到“仍需要帮助？”，然后选择“是”。 若要在 Outlook.com 中联系我们，需要登录。 如果无法登录，请单击 此处。 若要获取其他有关 Microsoft 帐户和订阅的帮助，请访问 帐户和 ...

If you forgot your Microsoft account password, follow these steps. Select Reset password below. Enter the email address, phone number, or Skype name you use to sign in then select Next. We'll ask where you'd like to get your verification code and select Next. Type the requested information and select Send code.

Open capture settings. To open Game Bar settings, press the Windows logo key + G, and then select Settings and Capturing. Game Bar has some settings that are also in Windows Settings—changing a setting in either location will affect the setting in the other.

本文介绍 Microsoft Excel 中 TTEST 函数的公式语法和用法。. 返回与学生 t 检验相关的概率。. 使用函数 TTEST 确定两个样本是否可能来自两个具有相同平均值的基础总体。. 重要: 此函数已被替换为一个或多个新函数，这些函数可提供更高的精确度，其名称更好地反映 ...

对于全屏（或全屏独占）模式下的电脑游戏，你将看不到 Game Bar，但可以使用 Windows 徽标键 + Alt + R 来开始和停止录制。 录制开始和完成后，将看到屏幕闪烁。 如果已启用后台录制，还可以使用 Windows 徽标键 + Alt + G 来录制最后 30 秒（或你选取的任何时间）内容。

Keeping Bing as your default search engine provides an enhanced search experience in the new Microsoft Edge , including direct links to Windows apps, relevant suggestions from your organization if you’re signed in with a work or school account, and instant answers to questions about Windows.However, you can change the default search engine to any site that uses OpenSearch technology.

Make sure that your microphone or headset is the system default recording device. Here's how to do this in Windows 11: Select Start > Settings > System > Sound. In Input, go to Choose a device for speaking or recording, and select the device you want. To test your microphone, speak into it. In Volume, make sure the blue bar moves to make sure ...

Xbox Support offers help for Xbox, Game Pass, and billing questions. Get advice and customer service in the Xbox Support community.

You might also see a notification in Settings to let you know the requirements are not met. If you're experiencing issues after upgrading to Windows 11 and your device does not meet the minimum system requirements, we recommend you go back to Windows 10. To go back to Windows 10, select Start > Settings > System > Recovery > Go back .

Get more with Copilot Pro. Gain priority access to GPT-4 and GPT-4 Turbo during peak times for accelerated performance to generate answers, content, and AI images even faster. Get a 1-month free trial. Get support for Microsoft apps and services.