Recover an earlier version of an Office file - Microsoft Support
If the AutoRecover option is turned on, you can automatically save versions of your file while you’re working on it. How you recover something depends on when you saved it. If you’ve saved the file. Open the file you were working on.
适用于: Microsoft 365 专属 Excel, Microsoft 365 专属 PowerPoint, Excel 2021, PowerPoint 2021, Excel 2019, PowerPoint 2019, Excel 2016, PowerPoint 2016
查看你的 Microsoft 帐户的最近登录活动 - Microsoft 支持
如果你收到有关异常活动的电子邮件,请查看你的 Microsoft 帐户的最近登录活动。 如果你收到有关 Microsoft 帐户上异常活动的电子邮件,或者你担心其他人可能使用了你的帐户,请转到“最近活动”页。你将看到你的 Microsoft 帐户在过去 30 天内的登录时间,以及任何特定于设备或应用的信息。
适用于: Microsoft 帐户仪表板
Turn on device encryption - Microsoft Support
In the search box on the taskbar, type Manage BitLocker and then select it from the list of results. Or, select the Start button, and then under Windows System, select Control Panel.In Control Panel, select System and Security, and then under BitLocker Drive Encryption, select Manage BitLocker. Note: You'll only see this option if BitLocker is available for your device.
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How to cancel or stop sync in OneDrive - Microsoft Support
If you want to stop a file or folder from syncing or backing up, you can pause the upload or download. See Stop syncing temporarily below for details.. If uploads or downloads with the OneDrive website are taking too long, or you selected the wrong files, they can be cancelled.
适用于: OneDrive (工作或学校), OneDrive (家庭或个人), OneDrive for Mac, Windows 版 OneDrive
Windows 10 시계 앱에서 알람 및 타이머를 사용하는 방법
Windows 10 Clock 앱을 사용하는 방법을 알아봅니다. 알람 및 타이머는 앱이 닫히거나 장치가 잠긴 경우에도 작동합니다. 디바이스가 절전 모드인 경우에만 알림이 표시된다는 경고가 표시되면 디바이스가 절전 모드로 이동되지 않는지 확인합니다(디바이스의 절전 모드 설정을 조정하려면 시스템 > 전원 ...
如何在 Windows 中执行干净启动 - Microsoft 支持
摘要 "干净启动"通过启动最少的驱动程序和启动程序集来启动 Windows,以便确定后台程序是否干扰游戏或程序。 这类似于 在安全模式下启动 Windows,但可让你更好地控制哪些服务和程序在启动时运行,以帮助你隔离问题的原因。 如何执行干净启动 这些步骤乍一看可能很复杂,但按顺序逐步执行这些 ...
Get started with Copilot in Excel - Microsoft Support
Enter your prompts and start working with Copilot. Here are some samples to get you started: • "Create a bar graph showing the sales growth between Q2 and Q3." • "Add a new column showing the percentage difference between column A and column C."
适用于: Microsoft 365 专属 Excel, Microsoft 365 Mac 版专属 Excel, Excel for iPad, Excel Web App
合并 Microsoft 帐户 - Microsoft 支持
链接 Microsoft 个人帐户 无法链接、合并或合并 Microsoft 个人帐户,并且无法将游戏进度或玩家代号、帐户购买和余额等内容从一个帐户转移到另一个帐户,但帐户可以并排使用。
适用于: Outlook 2021, Outlook 2021 for Mac, Outlook 2019, Outlook 2019 for Mac, Outlook 2016, Microsoft 365 家庭版, Outlook.com, Microsoft 365 Mac 版, 用于 Windows 的 Microsoft 365, Microsoft 帐户仪表板, OneDrive (家庭或个人), OneDrive for Mac, Windows 版 OneDrive
About Color Management - Microsoft Support
Discover how color management profiles function in Windows to ensure accurate and consistent color representation across applications.