title: how to install laravel?
body: <p>I am having an error trying to install laravel globally. </p>
  
  <p>When I write <code>composer global require laravel/installer</code>
  I get this error: </p>
  
  <pre><code>Problem 1
      - Installation request for laravel/installer ^3.1 -&gt; satisfiable by laravel/installer[v3.1.0].
      - Conclusion: remove symfony/console v3.4.38
      - Conclusion: don't install symfony/console v3.4.38
      - laravel/installer v3.1.0 requires symfony/console ^4.0|^5.0 -&gt; satisfiable by symfony/console[v4.0.0, v4.0.1, v4.0.10, v4.0.11, v4.0.12, v4.0.13, v4.0.14, v4.0.15, v4.0.2, v4.0.3, v4.0.4, v4.0.5, v4.0.6, v4.0.7, v4.0.8, v4.0.9, v4.1.0, v4.1.1, v4.1.10, v4.1.11, v4.1.12, v4.1.2, v4.1.3, v4.1.4, v4.1.5, v4.1.6, v4.1.7, v4.1.8, v4.1.9, v4.2.0, v4.2.1, v4.2.10, v4.2.11, v4.2.12, v4.2.2, v4.2.3, v4.2.4, v4.2.5, v4.2.6, v4.2.7, v4.2.8, v4.2.9, v4.3.0, v4.3.1, v4.3.10, v4.3.11, v4.3.2, v4.3.3, v4.3.4, v4.3.5, v4.3.6, v4.3.7, v4.3.8, v4.3.9, v4.4.0, v4.4.1, v4.4.2, v4.4.3, v4.4.4, v4.4.5, v4.4.6, v4.4.7, v4.4.8, v5.0.0, v5.0.1, v5.0.2, v5.0.3, v5.0.4, v5.0.5, v5.0.6, v5.0.7, v5.0.8].
      - Can only install one of: symfony/console[v4.0.0, v3.4.38].
      - Can only install one of: symfony/console[v4.0.1, v3.4.38].
      - Can only install one of: symfony/console[v4.0.10, v3.4.38].
      - Can only install one of: symfony/console[v4.0.11, v3.4.38].
      - Can only install one of: symfony/console[v4.0.12, v3.4.38].
      - Can only install one of: symfony/console[v4.0.13, v3.4.38].
      - Can only install one of: symfony/console[v4.0.14, v3.4.38].
      - Can only install one of: symfony/console[v4.0.15, v3.4.38].
      - Can only install one of: symfony/console[v4.0.2, v3.4.38].
      - Can only install one of: symfony/console[v4.0.3, v3.4.38].
      - Can only install one of: symfony/console[v4.0.4, v3.4.38].
      - Can only install one of: symfony/console[v4.0.5, v3.4.38].
      - Can only install one of: symfony/console[v4.0.6, v3.4.38].
      - Can only install one of: symfony/console[v4.0.7, v3.4.38].
      - Can only install one of: symfony/console[v4.0.8, v3.4.38].
      - Can only install one of: symfony/console[v4.0.9, v3.4.38].
      - Can only install one of: symfony/console[v4.1.0, v3.4.38].
      - Can only install one of: symfony/console[v4.1.1, v3.4.38].
      - Can only install one of: symfony/console[v4.1.10, v3.4.38].
      - Can only install one of: symfony/console[v4.1.11, v3.4.38].
      - Can only install one of: symfony/console[v4.1.12, v3.4.38].
      - Can only install one of: symfony/console[v4.1.2, v3.4.38].
      - Can only install one of: symfony/console[v4.1.3, v3.4.38].
      - Can only install one of: symfony/console[v4.1.4, v3.4.38].
      - Can only install one of: symfony/console[v4.1.5, v3.4.38].
      - Can only install one of: symfony/console[v4.1.6, v3.4.38].
      - Can only install one of: symfony/console[v4.1.7, v3.4.38].
      - Can only install one of: symfony/console[v4.1.8, v3.4.38].
      - Can only install one of: symfony/console[v4.1.9, v3.4.38].
      - Can only install one of: symfony/console[v4.2.0, v3.4.38].
      - Can only install one of: symfony/console[v4.2.1, v3.4.38].
      - Can only install one of: symfony/console[v4.2.10, v3.4.38].
      - Can only install one of: symfony/console[v4.2.11, v3.4.38].
      - Can only install one of: symfony/console[v4.2.12, v3.4.38].
      - Can only install one of: symfony/console[v4.2.2, v3.4.38].
      - Can only install one of: symfony/console[v4.2.3, v3.4.38].
      - Can only install one of: symfony/console[v4.2.4, v3.4.38].
      - Can only install one of: symfony/console[v4.2.5, v3.4.38].
      - Can only install one of: symfony/console[v4.2.6, v3.4.38].
      - Can only install one of: symfony/console[v4.2.7, v3.4.38].
      - Can only install one of: symfony/console[v4.2.8, v3.4.38].
      - Can only install one of: symfony/console[v4.2.9, v3.4.38].
      - Can only install one of: symfony/console[v4.3.0, v3.4.38].
      - Can only install one of: symfony/console[v4.3.1, v3.4.38].
      - Can only install one of: symfony/console[v4.3.10, v3.4.38].
      - Can only install one of: symfony/console[v4.3.11, v3.4.38].
      - Can only install one of: symfony/console[v4.3.2, v3.4.38].
      - Can only install one of: symfony/console[v4.3.3, v3.4.38].
      - Can only install one of: symfony/console[v4.3.4, v3.4.38].
      - Can only install one of: symfony/console[v4.3.5, v3.4.38].
      - Can only install one of: symfony/console[v4.3.6, v3.4.38].
      - Can only install one of: symfony/console[v4.3.7, v3.4.38].
      - Can only install one of: symfony/console[v4.3.8, v3.4.38].
      - Can only install one of: symfony/console[v4.3.9, v3.4.38].
      - Can only install one of: symfony/console[v4.4.0, v3.4.38].
      - Can only install one of: symfony/console[v4.4.1, v3.4.38].
      - Can only install one of: symfony/console[v4.4.2, v3.4.38].
      - Can only install one of: symfony/console[v4.4.3, v3.4.38].
      - Can only install one of: symfony/console[v4.4.4, v3.4.38].
      - Can only install one of: symfony/console[v4.4.5, v3.4.38].
      - Can only install one of: symfony/console[v4.4.6, v3.4.38].
      - Can only install one of: symfony/console[v4.4.7, v3.4.38].
      - Can only install one of: symfony/console[v4.4.8, v3.4.38].
      - Can only install one of: symfony/console[v5.0.0, v3.4.38].
      - Can only install one of: symfony/console[v5.0.1, v3.4.38].
      - Can only install one of: symfony/console[v5.0.2, v3.4.38].
      - Can only install one of: symfony/console[v5.0.3, v3.4.38].
      - Can only install one of: symfony/console[v5.0.4, v3.4.38].
      - Can only install one of: symfony/console[v5.0.5, v3.4.38].
      - Can only install one of: symfony/console[v5.0.6, v3.4.38].
      - Can only install one of: symfony/console[v5.0.7, v3.4.38].
      - Can only install one of: symfony/console[v5.0.8, v3.4.38].
      - Installation request for symfony/console (locked at v3.4.38) -&gt; satisfiable by symfony/console[v3.4.38].
  
  composer version: 1.10.0
  php version: PHP 7.4.5
  </code></pre>