title: how to build flutter apk in c partition of windows10
body: <p>I have one partition c in my pc
  my project track <code>C:\Users\Eng.Ahmed\AndroidStudioProjects\project_name</code>
  my flutter path is <code>C:\Users\Eng.Ahmed\Downloads\flutter</code>
  I was working on linux before and I couldn't build the apk or export the path</p>
  <pre><code>export PATH=C:\Users\Eng.Ahmed\Downloads\flutter/bin:$PATH
  </code></pre>
  <p>I get this</p>
  <pre><code>'export' is not recognized as an internal or external command,
  operable program or batch file.
  </code></pre>
  <p>when I type  flutter build apk in terminal I get</p>
  <pre><code>'flutter' is not recognized as an internal or external command,
  operable program or batch file
  </code></pre>
  <p>how to solve the problem?</p>