To add a folder to the folder pane, do the following: In the left pane of Mail, Contacts, Tasks, or Calendar, right-click where you want to add the folder, and then click New Folder.

The refresh rate of a display is the number of times per second that the image refreshes on the screen. For example, a 60Hz display will update the screen 60 times per second.

To use your camera with apps on Windows 10, you'll need to turn on some permissions in Camera settings. Then, you'll need to check your app permissions if you want to use your camera with apps.

Select the Windows Security app from the search results, go to Virus & threat protection, and under Virus & threat protection settings select Manage settings.

In Sound settings, go to Input to see your connected microphones. If it's a Bluetooth microphone, select Add device.

Under Customize toolbar, for Show favorites bar, do one of the following:. To turn on the favorites bar, select Always.

检查你的版本. DirectX 是许多 Windows 游戏都需要的一种多媒体技术套件。 如果你的电脑未安装正确版本的 DirectX（产品包装盒上应标有所需的版本），游戏可能无法正常运行。

You can personalize the color or accent color for window title bars and borders, the Start button, or the taskbar. The Dark mode has colors that are designed to work well in a low-lit environment. This option is for the Start menu, taskbar, and action center.

The Program Install and Uninstall troubleshooter helps you automatically repair issues when you're blocked from installing or removing programs.

A list of Excel training, from entry level to advanced skills, plus templates and other resources.