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+---
+category: help
+layout: help
+mirrorid: debian
+---
+
+Debian 镜像使用帮助
+===================
+
+Debian 的软件源配置文件是
+`/etc/apt/sources.list`。将系统自带的该文件做个备份，将该文件替换为下面内容，即可使用
+TUNA 的软件源镜像。
+
+如果遇到无法拉取 https 源的情况，请先使用 http 源并安装：
+
+```
+$ sudo apt install apt-transport-https
+```
+
+再使用 TUNA 的软件源镜像。
+
+
+<form class="form-inline">
+<div class="form-group">
+	<label>选择你的 Debian 版本: </label>
+	<select class="form-control release-select" data-template="#apt-template" data-target="#apt-content">
+	  <option data-release="sid">sid</option>
+	  <option data-release="testing">testing</option>
+	  <option data-release="buster">buster</option>
+	  <option data-release="stretch" selected>stretch</option>
+	  <option data-release="jessie">jessie</option>
+	</select>
+</div>
+</form>
+
+{% raw %}
+<script id="apt-template" type="x-tmpl-markup">
+# 默认注释了源码镜像以提高 apt update 速度，如有需要可自行取消注释
+deb https://mirrors.tuna.tsinghua.edu.cn/debian/ {{release_name}} main contrib non-free
+# deb-src https://mirrors.tuna.tsinghua.edu.cn/debian/ {{release_name}} main contrib non-free
+deb https://mirrors.tuna.tsinghua.edu.cn/debian/ {{release_name}}-updates main contrib non-free
+# deb-src https://mirrors.tuna.tsinghua.edu.cn/debian/ {{release_name}}-updates main contrib non-free
+deb https://mirrors.tuna.tsinghua.edu.cn/debian/ {{release_name}}-backports main contrib non-free
+# deb-src https://mirrors.tuna.tsinghua.edu.cn/debian/ {{release_name}}-backports main contrib non-free
+deb https://mirrors.tuna.tsinghua.edu.cn/debian-security {{release_name}}/updates main contrib non-free
+# deb-src https://mirrors.tuna.tsinghua.edu.cn/debian-security {{release_name}}/updates main contrib non-free
+
+</script>
+{% endraw %}
+
+<p></p>
+
+<pre>
+<code id="apt-content">
+</code>
+</pre>