<h2 id="install-ubuntu-on-wsl">Install Ubuntu on WSL</h2>
<pre><code class="lang-bash">wsl --install -d Ubuntu
</code></pre>
<h2 id="install-docker-engine-in-ubuntu">Install Docker Engine in Ubuntu</h2>
<p>Reference <a target="_blank" href="https://docs.docker.com/engine/install/ubuntu/">https://docs.docker.com/engine/install/ubuntu/</a></p>
<pre><code class="lang-bash"><span class="hljs-comment"># Install requirements</span>
sudo apt install apt-transport-https ca-certificates curl gnupg lsb-release

<span class="hljs-comment"># Add Docker’s official GPG key</span>
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg

<span class="hljs-comment"># setup docker repository</span>
<span class="hljs-built_in">echo</span> \
  <span class="hljs-string">"deb [arch=<span class="hljs-subst">$(dpkg --print-architecture)</span> signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/ubuntu \
  <span class="hljs-subst">$(lsb_release -cs)</span> stable"</span> | sudo tee /etc/apt/sources.list.d/docker.list &gt; /dev/null

<span class="hljs-comment"># update repositories</span>
sudo apt update

<span class="hljs-comment"># install Docker engine</span>
sudo apt-get install docker-ce docker-ce-cli containerd.io
</code></pre>
<h2 id="use-docker-command-without-sudo">Use <code>docker</code> command without sudo</h2>
<p>Add current user to docker group</p>
<pre><code><span class="hljs-attribute">sudo</span> gpasswd -a <span class="hljs-variable">$USER</span> docker
</code></pre><p>logout at once and open Ubuntu again.</p>
<h2 id="launch-docker-daemon">Launch docker daemon</h2>
<pre><code>sudo /etc/init.d/docker <span class="hljs-keyword">start</span>
</code></pre><h2 id="test">Test</h2>
<pre><code><span class="hljs-attribute">docker</span> run hello-world
</code></pre>

## Install Ubuntu on WSL

```bash
wsl --install -d Ubuntu
```

## Install Docker Engine in Ubuntu

Reference [https://docs.docker.com/engine/install/ubuntu/](https://docs.docker.com/engine/install/ubuntu/)

```bash
# Install requirements
sudo apt install apt-transport-https ca-certificates curl gnupg lsb-release

# Add Docker’s official GPG key
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg

# setup docker repository
echo \
  "deb [arch=$(dpkg --print-architecture) signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/ubuntu \
  $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null

# update repositories
sudo apt update

# install Docker engine
sudo apt-get install docker-ce docker-ce-cli containerd.io
```

## Use `docker` command without sudo

Add current user to docker group

```
sudo gpasswd -a $USER docker
```

logout at once and open Ubuntu again.

## Launch docker daemon

```
sudo /etc/init.d/docker start
```

## Test

```
docker run hello-world
```





Install Docker without Docker Desktop on Windows

Install Ubuntu on WSL

Install Docker Engine in Ubuntu

Use docker command without sudo

Launch docker daemon

Test

Use `docker` command without sudo