After you turn on two-step verification or set up the Authenticator app, you may run into issues if you use older devices (like Xbox 360 or a mail-sending security camera) that don't support two-step verification. For those devices, you can sign in with an app password instead. An app password is a long, randomly generated password that you provide only once instead of your regular password ...

In Teams, the meeting lobby keeps participants from joining a meeting until they’re admitted by an organizer, co-organizer, or presenter. When people are in the lobby, organizers, co-organizers, and presenters are notified and can choose when to admit them to the meeting.

以无线方式将你的电脑连接到电视、投影仪、其他电脑或支持 Miracast 的其他类型外部显示器。

There are a few common scenarios in which Windows running on a PC might be discovered to be non-genuine during validation. Repairs. If your PC has been repaired, you might start to see messages on your desktop that Windows isn't genuine.

如果应用已打开，请在任务栏上找到应用的图标按钮，长按此按钮，然后向上滑动，直到出现“应用列表”。 如果你使用的是鼠标，请在任务栏上找到应用图标按钮，右键单击此按钮，然后选择“固定到任务栏”。

查找 Windows 7 或 Windows 8.1 的产品密钥. 卸载或重新安装 Windows 7 或 Windows 8.1 时，通常需要产品密钥。 通常，如果购买的是实物 Windows 拷贝，产品密钥应该在标签上或者在 Windows 随附包装盒中的卡上。

Install the S/MIME control. Get a certificate, sometimes referred to as a key or digital ID. The first step to use S/MIME is to obtain a certificate from your IT administrator or helpdesk.

Check your poll results. You can see aggregated results in the voting card that is in the body of the email. Click Refresh to see the most updated results or click View in Forms to see detailed responses on forms.office.com.Similarly, you can click on the poll link in the body of the email to track more detailed results on forms.office.com.. Feedback for Microsoft Forms

下次 Android 设备响铃时，把它放在口袋里，改用电脑接电话。 打电话需要电脑和 Android 设备上都有蓝牙功能，所以要确保两者都已打开蓝牙功能。

In the dialog box, enter the code along with a title for the snippet. Select the check box if you want your text to wrap, and then select the pull-down menu to choose the language that you want to use.