您的 Outlook.com 帳戶可能會暫時遭到封鎖，因為我們注意到某些異常的登入活動。 我們了解帳戶被封鎖是一件令人沮喪的事，但我們也想使您不受詐騙或濫用的威脅。

To turn off your PC in Windows 10, select the Start button, select the Power button, and then select Shut down.. I'm having trouble opening the Start menu

The Microsoft Mouse and Keyboard Center is an app that helps you make the most out of your Microsoft keyboard and mouse. Mouse and Keyboard Center helps you personalize and customize how you work on your PC.

Select Add a keyboard and choose the keyboard you want to add. If you don't see the keyboard you want, you may have to add a new language to get additional options. If this is the case, go on to step 4.

Microsoft Defender is a security app that helps people and families stay safer online with malware protection, web protection, real-time security notifications, and security tips.Microsoft Defender is included in a Microsoft 365 Family or Personal subscription and works on your phone (Android or iOS), PC, and Mac.

OneDrive is built in to some versions of Windows and can't be uninstalled. But you can hide it and stop the sync process, so it stays hidden. To do this, turn off all the OneDrive settings and remove the OneDrive folder from File Explorer.

Windows 10, version 2004 and Windows Server, version 2004 update history; End of service statement; December 14, 2021—KB5008212 (OS Builds 19041.1415, 19042.1415, 19043.1415, and 19044.1415)

In the search box on the taskbar, type device manager, then select Device Manager from the menu.

如果这是你第一次安装 Microsoft 365，则可能需要先执行一些设置步骤。展开下面的 “了解详细信息”部分。 但是如果是重新安装 Microsoft 365，且已兑换了产品密钥并拥有与 Microsoft 365 相关联的帐户，请转到“登录并安装 Office”的部分。

Teams 会保存整个聊天历史记录，一直保存到第一条消息。 如果有人 离开组，他们的聊天响应将保留在你的聊天历史记录中。. 查看群组聊天中的人员. 若要查看群组聊天中的人员，请选择右上角的“ 查看并添加参与者 ”以获取每个人的姓名列表。 与 Microsoft 支持人员聊天