title: Change Device language via ADB
body: <p>I want to change language via ADB.
  I try:</p>
  
  <pre><code>adb shell setprop persist.sys.language fr;setprop persist.sys.country CA;stop;sleep 5;start
  </code></pre>
  
  <p>but I get errors:</p>
  
  <pre><code>setprop: command not found
  stop: missing job name
  Try `stop --help' for more information.
  start: missing job name
  Try `start --help' for more information.
  </code></pre>
  
  <p>what is wrong?
  I want to do this on physical device</p>