Finding your BitLocker recovery key in Windows - Microsoft Support
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.
Use Snipping Tool to capture screenshots - Microsoft Support
There are four ways to open Snipping Tool: Select the Start button, enter snipping tool, then select Snipping Tool from the results. Press Windows logo key + Shift + S for a static image snip. Press Print Screen ( PrtSc ) for a static image snip. Press Windows logo key + Shift + R for a video snip.
Recall an email message that you sent in Outlook
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.
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Microsoft 365 admin, Outlook on the web, Outlook.com, New Outlook for Windows
Send and receive Xbox messages | Xbox Support
Open the Xbox app on your mobile device, and then select the Social tab. To open a chat, do either of the following: Select a profile from your friends list, and then select Send a message. Or select the New chat icon, and then choose one (or several people) from your friends list to add to a message. Select New chat.
Delay or schedule sending email messages in Outlook
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.
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Outlook on the web, Outlook.com, New Outlook for Windows, Outlook on the web for Exchange Server 2016, Outlook on the web for Exchange Server 2019
Use the Office offline installer - Microsoft Support
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.
Applies To:
Office 2021, Office 2019, Office 2016, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Small Business Admin, Office 365 operated by 21Vianet - Admin, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin
Which version of Windows operating system am I running?
Under Device specifications > System type , see if you're running a 32-bit or 64-bit version of Windows. Under Windows specifications, check which edition and version of Windows your device is running. If you're having a problem with activation, see Activate in Windows.
在 Microsoft Teams 中创建群组聊天 (免费) - Microsoft 支持
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。.
Applies To:
Microsoft Teams, Microsoft Teams personal
将社交网络帐户链接到 Xbox | Xbox Support
如何将社交媒体帐户链接到 Xbox 主机. 按 Windows 徽标键 + G 打开 Game Bar。. 选择设置 > 账户。. 登录到 Xbox 网络（大多数已链接的帐户都需要它），从列表中选择社交网络，按“链接”，然后按照提示进行操作。. 按“开始”按钮 ，然后从列表中选择“Xbox ...
在 Lync 中建立新群組 - Microsoft 支援服務
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。
Applies To:
Lync 2013 for Office 365, Lync 2013, Lync Basic 2013