Change your profile picture in Microsoft Teams
To change your profile picture in Microsoft Teams, click your existing profile picture and select the camera icon.
Applies To:
Microsoft Teams
Supported languages for Microsoft Copilot - Microsoft Support
Learn about the language support in Microsoft Copilot, your everyday AI companion.
SUMIFS function - Microsoft Support
How to use the SUMIFS function in Excel, one of Excel’s math and trig functions, to add arguments that meet multiple criteria.
Applies To:
Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016, Excel Web App
Overview of formulas in Excel - Microsoft Support
Master the art of Excel formulas with our comprehensive guide. Learn how to perform calculations, manipulate cell contents, and test conditions with ease.
Applies To:
Excel for Microsoft 365, Excel 2021, Excel 2019, Excel 2016
在 Windows 中配对蓝牙设备 - Microsoft 支持
在开始之前，请确保你的 Windows 10 电脑支持蓝牙。 有关如何检查的详细信息，请参阅修复 Windows 10 中的蓝牙问题。 如果需要帮助添加没有蓝牙功能的设备，请参阅将设备添加到 Windows 10 电脑。. 打开蓝牙
获取 Windows Media Player - Microsoft 支持
了解如何获取适用于 Windows 10、Windows 8.1 和 Windows 7 的 Windows Media Player 12。
如何在 Windows 中使用多台显示器 - Microsoft 支持
提示: 如果你使用的是无线显示适配卡，请在较新的电视上连接到 HDMI 端口，然后通过无线方式将电脑与其连接。将无线显示适配器连接到电视后，请转到 Windows 11 电脑上，按 Windows 徽标键 + K 打开投放，然后选择无线显示适配器。
Meet Windows 11 - Microsoft Support
Make the everyday easier with Windows 11. When there's a lot to do, Windows 11 helps you get it done. With intuitive navigation and new multitasking tools, it brings you the performance you want and the security you need.
Troubleshoot Game Bar on Windows | Xbox Support
Find solutions for common issues with Game Bar on Windows, including keyboard shortcut problems.
Xbox subscription cancellations and refunds | Xbox Support
Find out how to manage your Xbox subscriptions to request a refund or cancel a recurring payment.