Discusses how to remove viruses, spyware, rogue software, or malware using Microsoft Security Essentials, Microsoft Safety Scanner and Microsoft Defender Offline.

To help you explore the vast, beautiful world, Bing has a new homepage image every day. Find out more about the image. Discover more about the subject of the daily image:

Find out how the Windows location service works and how to change the location privacy settings.

了解如何在 Microsoft Edge 中启用 Adobe Flash。

Microsoft Teams 提供了不同的方法来访问、接收和管理通知。 这些设置包括通知的显示方式、时间和位置、频道和聊天的自定义设置、外观和声音、关闭特定消息等。

了解如何兌換禮品卡、代碼或 Office 產品金鑰，以及如何在 Microsoft Store 線上、Windows 或 Xbox 上支付餘額。

Focus is a new feature in Windows 11 that helps you minimize distractions. To help you stay on track, it integrates with the Clock app with features like a focus timer and music integration.

Узнайте, как использовать функции панели задач в Windows 11. Скрытие панели задач, закрепление приложения, изменение расположения и другие параметры панели задач.

Office for the web programs are included in most Microsoft 365 plans. Click a document, or use the three-dot Open Menu in a library to open Word, Excel, PowerPoint, OneNote, and PDF files in your browser. Outlook attachments and Lync Web App meeting notes also open in Office for the web.

sumifs 函数是一个数学与三角函数，用于计算其满足多个条件的全部参数的总量。 例如，可以使用 sumifs 计算一个国家/地区内 (1) 邮政编码为同一个且 (2) 利润超过了特定美元值的零售商的总量。