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”。

提示: 可以使用任何电话号码来请求安全代码。. 电话号码不需要与你的帐户关联。. 手机不需要是智能手机，也不需要连接互联网，只需要能够接收短信。. 你可能需要创建新密码。 阅读有关如何创建强密码的提示。. 如果看到“该 Microsoft 帐户不存在”错误消息，请使用 Microsoft 帐户登录帮助程序。

解决激活错误. 如果 Microsoft 365 无法激活，其最后会变为未授权，且 Microsoft 365 的所有编辑功能都会被禁用。 Microsoft 可能由于多种原因变为未授权。

Smart charging will be paused and allow a full battery charge until your Surface needs to turn it on again. It may take several days before smart charging turns on again and limits your battery capacity to 80%.

Get Microsoft billing support. Find help with Microsoft Store purchases, subscriptions, refunds, payment options, and checking your order history.

汇报默认屏幕和睡眠设置现在可帮助你更高效地使用能量并延长电池使用时间。 可以在 Windows 11 中找到效率设置 >系统 > 电源 & 电池。. 有关每个电源和电池设置如何提高设备性能的引导式演练，请单击按钮打开“获取帮助”应用：

Learn more about updates for Windows 10 version 1903, including improvement and fixes, any known issues, and how to get the update.

Efficiency mode What is efficiency mode in Microsoft Edge? Efficiency mode is designed to help extend battery life. It minimizes power usage by reducing resource usage through modifying background tab activity and some foreground activity, as well as putting inactive background tabs to sleep after 30 minutes or less of inactivity (if Save resources with sleeping tabs is on).

Voice typing. In Windows 11, dictation has been updated and renamed as voice typing. Like dictation, voice typing uses online speech recognition technologies to power its speech-to-text transcription service. You no longer need to turn on the Online Speech recognition setting to use voice typing.

1. 使用Microsoft帐户登录. 系统将提示你使用 Microsoft 帐户登录 . 如果移动设备上已有Microsoft帐户，系统会要求确认帐户，然后单击“ 继续”。 如果你的移动设备上没有现有的Microsoft帐户，系统会要求你登录帐户或创建一个新帐户，然后单击“继续”。 2.