# 5.1.概述

使用 `bsdinstall` 安装的 FreeBSD 系统不会自动安装图形用户界面。本章介绍如何安装和配置 [Xorg(1)](https://man.freebsd.org/cgi/man.cgi?query=Xorg\&sektion=1\&format=html) 服务器，该服务器提供开源 X Window 系统（俗称 X11），用于提供图形化环境。

在阅读本章节之前，你应该：

* 了解如何按照 [安装应用程序：软件包和 Ports](https://docs.freebsd.org/en/books/handbook/ports/#ports) 的说明安装额外的第三方软件。

阅读本章节后，你将了解：

* 如何为图形处理器（GPU）选择和安装驱动程序。
* X Window 系统的各个组件及其协作方式。
* 如何安装和配置 X.org 服务器。
* 如何为 X Window 系统安装字体。


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