title: Firefox change taskbar and desktop icons
body: <p>I use to be able to change firefox icons by adding these files to the Firefox under the browser directory</p>
  <pre><code>chrome/icons/default/BrowserPreferences.ico
  chrome/icons/default/CustomizeToolbarWindow.ico
  chrome/icons/default/default.ico
  chrome/icons/default/downloadManager.ico
  chrome/icons/default/main-window.ico
  chrome/icons/default/openLocation.ico
  chrome/icons/default/places.ico
  chrome/icons/default/printPageSetupDialog.ico
  chrome/icons/default/TabMIxPreferences.ico
  chrome/icons/default/unknownContentType.ico
  chrome/icons/default/viewSource.ico
  chrome/icons/default/Wizard.ico
  </code></pre>
  <p>It worked in version 56 but now in version 97 and this no longer works?</p>