Important: you should limit the number of administrators on your Windows device because administrators have complete control over the system.Administrators can change settings, install software, and access all files. If too many people have this level of access, it could lead to security risks like malware installation or unwanted changes to your system.

Microsoft added OAuth support for Yahoo! accounts in the Windows 10 Creators update. To install the Creators Update now, go to the software download site, and select Update now.For more information about Windows updates, see Get the latest Windows update.. If you have a Japanese Yahoo! email account, you'll need to do the following:

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在日程安排表单中，可以为会议指定标题、邀请人员和添加会议详细信息。 使用“日程安排助理”查找适合每个人的时间。 在 “日程安排助理”中，可以看到与会者在不同时间段内的时区、计划和可用性。 “日程安排助理”网格将显示每个与会者的日程安排。当与会者忙碌或进行临时会议时 ...

Alternate command key. What it does. Help. Opens the Help system (if any) for the active window. Undo. Cancels the previous action. Redo. Cancels the previous Undo action.

Looking for a long-lost app or program? There are several ways you can find what you need. Select Start , and then scroll through the alphabetical list on the left (if your Start screen is set to show as full screen, select All apps, and then scroll through the list).

注意: 如果你使用“手动目录”样式，则 Word 不会使用你的标题创建目录，并且无法自动更新它。相反，Word 会使用占位符文本创建目录外观，以便你可以将每个条目手动输入到目录中。 若要更新手动目录，请参阅 更新目录。

测试超链接. 插入了链接之后，你可以（在常规视图中）通过右键单击超链接并选择“打开超链接”来对其进行测试。 显示并返回. 除非在演示文稿中链接到自定义显示，否则“显示和返回”框将显示为灰色。

Microsoft Edge is the browser recommended by Microsoft. Support for Internet Explorer ended on June 15, 2022. If any site you visit needs Internet Explorer 11, you can reload it with Internet Explorer mode in Microsoft Edge.

If you can't find a file on your computer or you accidently modified or deleted a file, you can restore it from a backup (if you're using Windows backup) or you can try to restore it from a previous version.Previous versions are copies of files and folders that Windows automatically saves as part of a restore point.