在快速设置中： 若要查找蓝牙的快速设置，请选择任务栏右侧的时间和日期旁边的 网络、 声音或 电池 图标 ( ) 。选择“蓝牙 ”将其打开。 如果在未连接任何蓝牙设备的情况下打开，则它可能显示为“未连接 ”。 如果在快速设置中看不到蓝牙 ，则可能需要添加它。

注意: 如果知道密码，但只想更改密码，请转到“account.microsoft.com 安全”选项卡，然后选择“更改我的密码”。. 如果知道用户名和密码但已停止工作，请阅读我的用户名和密码已停止工作。

Windows Security provides built-in security options to help protect your device from malicious software attacks. To access the features described below, tap the Windows Start button, type windows security, select it from the results, and then select Device security.

键盘快捷方式是键或键组合，提供了一种替代通常使用鼠标完成的任务的替代方法。 如果要拍摄屏幕截图或截屏，请参阅 如何获取屏幕截图并向其添加注释。. 本文包括分类为的键盘快捷方式列表：

Important: Reassigning a combination of keys means that you can no longer use the combination for its original purpose.For example, pressing CTRL+B changes selected text to bold. If you reassign CTRL+B to a new command or other item, you will not be able to make text bold by pressing CTRL+B unless you restore the keyboard shortcut assignments to their original settings by selecting Reset All ...

If either of the categories above apply to you, use the following procedures to update your browser: Update once. In the browser, go to Settings and more > Help and feedback > About Microsoft Edge (edge://settings/help).. If the About page shows Microsoft Edge is up to date., you don't need to do anything.

若要计算两个日期之间的差值，请使用 datedif 函数。 首先将开始日期放入一个单元格，并将结束日期置于另一个单元格。

如何启用 tpm. 如果需要启用 tpm，这些设置将通过 uefi bios (电脑固件) 进行管理，并且因设备而异。 可以通过选择“设置 >更新&安全性>恢复> 立即重启”来访问这些设置。 在下一屏幕中，选择“ 故障排除 > 高级选项 ”> “uefi 固件设置” > “重启 ”进行更改。 这些设置有时包含在 uefi bios 中标有 ...

The Health report starts off by showing you the last time a Device Health scan was run. The time displayed should be basically the current time, as Windows Security tries to run a Device Health scan when you open the Device performance & health page.. Beyond the time of last scan you'll see the status of the key areas that Device Health monitors:

Microsoft Edge is the recommended browser by Microsoft. Support for Internet Explorer ended on June 15, 2022. Internet Explorer 11 has been permanently disabled through a Microsoft Edge update on certain versions of Windows 10.