Sparks U3L2 better description of disonnecting

sparks/student-pages/U3/L1/02-tiny-animation.html

@@ -63,7 +63,7 @@ <h3>Make an Interactive Animation</h3>
                 <li>Make a nametag:
                     <ol>
                         <li>Use some of the other blocks in the "LED Display" library to display your name on your micro:bit. You can do this one letter at a time, or scrolling across the screen.</li>
-                        <li>Then, if you save your project to your micro:bit (your micro:bit appears as a drive on your computer), you can disconnect the micro:bit from the computer and connect a battery pack to have a portable digital nametag.</li>
+                        <li>Save your project to your micro:bit (your micro:bit appears as a drive on your computer). Then click on the USB icon with the green circle at the top of the page, choose "disconnect," physically unplug the micro:bit from the computer, and connect a battery pack to have a portable digital nametag.</li>
                     </ol>
                 </li>
 			</ol>