First time, infrequent senders, or senders marked [External] - While it's not unusual to receive an email or Teams message from someone for the first time, especially if they are outside your organization, this can be a sign of phishing.Slow down and take extra care at these times. When you get an email or a Teams message from somebody you don't recognize, or that Outlook or Teams identifies ...

Consultez les services Xbox, les jeux et les applications pour les pannes de service.

Efficiency mode What is efficiency mode in Microsoft Edge? Efficiency mode is designed to help extend battery life. It minimizes power usage by reducing resource usage through modifying background tab activity and some foreground activity, as well as putting inactive background tabs to sleep after 30 minutes or less of inactivity (if Save resources with sleeping tabs is on).

如果您需要对 Microsoft 产品和应用的支持，您可以访问这个网站，查找相关的帮助主题，或者联系专业的支持人员。

对 Internet Explorer 的支持已于 2022 年 6 月 15 日结束 在某些版本的 Windows 10 上通过Microsoft Edge 更新,将永久停用 Internet Explorer 11。 如果访问的任何网站需要 Internet Explorer 11，则可以在 Microsoft Edge 中使用 Internet Explorer 模式重新加载它。

Microsoft Rewards has two status tiers: Level 1 and Level 2. Earn and keep Level 2 status by reaching 500 Microsoft Rewards points each month - no matter how you earn points, they all count toward your status.

Under New photos and videos will save to, select the current save location.Then, if other options are available in the drop-down menu, select another location, select Apply, change it back to the original location or to This PC (C:), and then select Apply again.

Microsoft 支援服務可協助您處理 Microsoft 產品。 尋找適用於 Microsoft Copilot、Microsoft 365、Windows、Surface 等的使用方法文章、影片和訓練。 認識 Microsoft Copilot 在您每天使用的應用程式中，利用 AI 小幫手達成任何您可以想像到的

本文介绍 AVERAGEIF 的公式语法和用法 Microsoft Excel 中的函数。 说明 返回某个区域内满足给定条件的所有单元格的平均值（算术平均值）。 语法 AVERAGEIF(range, criteria, [average_range]) AVERAGEIF 函数语法具有下列参数：

On your Xbox 360. To change your country/region on Xbox 360, you can't simply update your location as with the Xbox One or Xbox Series X|S. Instead, you need to migrate your Xbox profile, which could impact other subscriptions and services.