If you're trying to add your Outlook.com account to Outlook or another mail app, you might need the POP, IMAP, or SMTP settings. You can find them below or by viewing them in your Outlook.com settings.

Open a service request in the Microsoft 365 admin center. This service is free. Get help and support, whether you're shopping now or need help with a past purchase. Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

A Microsoft 365 group is different from a contact group (formerly called a distribution list). A contact group is a set of email addresses that you can use to send an email message or meeting invitation to everyone at once. To create a contact group, see Create a contact group.

In the search box on the taskbar, enter device manager, then select Device Manager. Select a category to see names of devices, then right-click (or press and hold) the one you’d like to update. Select Search automatically for updated driver software. Select Update Driver.

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。

Import to Outlook app. Import contacts from a CSV file. Import email, contacts, and calendar from a PST file. Import contacts from an Excel spreadsheet. Import contacts from iCloud (vCard .VCF file)

Recall a message in Outlook on the web. Select Sent Items in the left folder pane, then double-click the sent message to open it in a separate window. From the ribbon, select Recall Message, then select OK in the confirmation dialog box. Shortly thereafter, you'll receive a Message Recall Report in your inbox.

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.

使用 Xbox 应用建群： 按 Windows 键 ，然后在搜索栏中输入 Xbox。 选择适用于 Windows 的 Xbox 应用以打开应用。 展开“ 好友 ”选项卡，然后选择 “创建一个群”。 选择要邀请哪些好友加入群，然后选择“创建一个群”。 你的邀请将显示为所选好友通知。

With External Access for Teams, you can add or invite anyone outside of your Teams org who uses Teams, Teams for personal use, Skype (for consumers), and Skype for Business to a one-to-one chat. For those who use Teams or Teams for personal use, this includes both one-to-one chats and new or existing group chats.