If your system is asking you for your BitLocker recovery key, the following information may help you locate your recovery key and understand why you're being asked to provide it. Important: Microsoft support is unable to provide, or recreate, a lost BitLocker recovery key.

在 Microsoft Teams (免费) 中，可以轻松地在 Teams 个人版上与联系人进行群组聊天。. 你还可以向之前未与之聊天过的人发送消息，系统会提示他们在加入聊天前接受邀请。.

If you run into problems trying to connect to a Bluetooth device, here are some troubleshooting steps to try. Note: For general info about how to connect a Bluetooth device to your PC, see Pair a Bluetooth device in Windows.

在 Lync 中，群組是您建立的連絡人集合，讓您可以快速在顯示中查看多位連絡人，或同時與他們進行通訊。 您決定您需要的群組以及群組的成員。

Open the message that you want to recall. You must double-click to open the message. Selecting the message so it appears in the reading pane won't allow you to recall the message. If you have the Classic Ribbon, from the Message tab, select Actions > Recall This Message.

请确保将音频输入和输出分配给要用于群聊天的音频设备。 在 “群”小组件中，选择 “群”选项 … 按钮，然后选择“群”音频。 在“音频”输出和“音频”输入下，从选择下拉列表中选择音频设备。

按 Xbox 按钮 打开导航页，然后选择“群和聊天”>“新建聊天”。 输入玩家代号，或从好友列表上选择一人（或多人），然后选择“完成”。 执行下列操作之一： 在框中输入消息。 完成后，选择“输入”。

Use the Office offline installer to install Office 2016 or Office 2013 if you don't have an active Internet connection or you're having problems with slow speed or unreliable connections.

选择 设置 > 帐户 > 隐私和在线安全 > Xbox 隐私 > 查看详细信息并自定义。. 选择 通信和多人游戏，然后查看以下设置：. 其他人可以使用语音、文本或邀请进行通信. 你可在 Xbox 之外通过语音和文本进行通信. 您可以使用视频进行通信. 若要了解有关配置设置的 ...

Select one of the default options, then select Send or choose a custom time and then select Send . After you select Send, the message remains in the Draft folder until the delivery time. If you decide later that you want to send the message immediately, do the following: Switch to the Draft folder.