点击“Windows 开始”按钮并键入 BitLocker. 从搜索结果列表中选择 “管理 BitLocker 控制面板”应用. 在 BitLocker 应用中，选择 “备份恢复密钥. 选择要备份密钥的位置. 保存到Microsoft帐户 - 这会将密钥保存在Microsoft帐户的恢复密钥库中，你以后可以从任何计算机轻松 ...

Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.

Important: Microsoft accounts, the Windows operating system, and other Microsoft products include passwords to help secure your information.This article provides some options that you can use to reset or recover your password if you forget it. Be aware that, if these options don’t work, Microsoft support can't help you retrieve or circumvent a lost or forgotten password.

Modify default settings for a camera. Select Start . Type manage cameras in the search bar on the Start menu, and then select Manage cameras from the results. Select the camera from the list of connected cameras. Windows will start the camera, display a preview, and show controls to adjust various settings. Use the controls and adjust the image.

For the best experience, download and install the new version of the Quick Assist app from Microsoft Store. If you have problems installing Quick Assist, here are some steps to try to get it installed and working properly.

You can choose your desktop background and change it at any time. Select Start > Settings > Personalization > Background. In the list next to Personalize your background, select Picture, Solid color, Slideshow, or Windows Spotlight (to see a new image from around the world every day). Note: If you can't select the Windows Spotlight option, your ...

包含在 Windows 10 的全新安装中，同时从 Windows 8.1 或 Windows 7 升级到 Windows 10。 在某些版本的 Windows 10 中，它作为可启用的可选功能包含在内。 若要执行该操作，请选择“开始”按钮 ，然后依次选择“设置” >“应用” >“应用和功能”>“管理可选功能”>“添加功能”>“Windows Media Player”，然后选择 ...

如果访问的任何网站需要 Internet Explorer 11，则可以在 Microsoft Edge 中使用 Internet Explorer 模式重新加载它。. 建议使用 Microsoft Edge 实现更快、更安全、更现代的 Web 浏览体验。. Microsoft Edge 入门. 在 Internet Explorer 中，长按（或右键单击）地址栏上方区域中的任何空白 ...

此类问题很严重，因为在许多情况下，此类错误容易被忽视，直到产生负面影响才会被发现。 既然知道复杂嵌套 IF 语句具有严重缺陷，你能做些什么？ 在大多数情况下，可使用 VLOOKUP 函数，而不是使用 IF 函数构建复杂公式。

Here’s the list for the new Microsoft Edge and Microsoft Edge for Mac. Windows Mac. Press this key. To do this. Ctrl + Shift + B. Show or hide the favorites bar. Alt + Shift + B. Set focus on the first item in the favorites bar. Ctrl + D.