Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.

Learn how to view and delete your browser history and other history in Microsoft Edge.

There are different ways to remove apps and programs, so if you can't find the one you're looking for, you can try another location. Note that some apps and programs are built into Windows and can't be uninstalled.

Try these solutions if you can't sign in to your Outlook.com, Hotmail, Live, or MSN email account, or you're not sure how to sign in or sign out.

Update Surface devices and Windows. Download the latest drivers and firmware updates to keep your Surface devices performing their best.

了解如何在 Microsoft Teams 中创建、编辑和自定义群组聊天， (Android、iOS、Windows 和 Mac 设备上的免费) 。

会议前. 在 Teams 日历中，安排或编辑会议时，请使用 “添加所需与会者 ”或 “添加可选与会者 ”框搜索和邀请人员。 然后，可使用“日程安排助理”查看人员的空闲时间。 有关详细信息，请参阅 安排会议。. 还可以安排 Teams 会议并从 Outlook 邀请人员。

Learn how to install Windows 11, including the recommended option of visiting the Windows Update page in Settings.

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。

了解如何在电脑上安装 Office 2013 或 Office for Mac 2011。