<p data-line="0" class="code-line">何かあった時のバックアップ用途として使用する予定</p>


<p data-line="0" class="code-line">ミラーを変更する<br>
↓標準</p>
<div class="code-block-container">
<div class="code-block-filename-container"><span class="code-block-filename">/etc/apt/sources.list</span></div>
<pre><code class="code-line" data-line="2">deb https://mirrors.aliyun.com/debian bookworm main non-free contrib
deb-src https://mirrors.aliyun.com/debian bookworm main non-free contrib
# deb https://mirrors.aliyun.com/debian-security bookworm-security main
# deb-src https://mirrors.aliyun.com/debian-security bookworm-security main
deb https://mirrors.aliyun.com/debian bookworm-backports main non-free contrib
deb-src https://mirrors.aliyun.com/debian bookworm-backports main non-free contrib
</code></pre>
</div><p data-line="10" class="code-line">必要なパッケージをインストール</p>
<div class="code-block-container"><pre class="language-bash"><code class="language-bash code-line" data-line="11"><span class="token function">sudo</span> <span class="token function">apt</span> <span class="token function">install</span> <span class="token function">curl</span> ca-certificates apt-transport-https
</code></pre></div><p data-line="14" class="code-line">↓変更後</p>
<div class="code-block-container">
<div class="code-block-filename-container"><span class="code-block-filename">/etc/apt/sources.list</span></div>
<pre><code class="code-line" data-line="15">deb https://deb.debian.org/debian bookworm main contrib non-free non-free-firmware
deb https://deb.debian.org/debian bookworm-backports main contrib non-free non-free-firmware
</code></pre>
</div>

<div class="code-block-container"><pre class="language-bash"><code class="language-bash code-line" data-line="0"><span class="token function">sudo</span> <span class="token function">apt</span> <span class="token function">install</span> systemd-timesyncd systemd-resolved systemd-cron
<span class="token function">apt</span> autoremove anacron <span class="token function">cron</span> ntp ntpdate network-manager wpasupplicant bluez 
</code></pre></div>