Thanks for your feedback. Now I don&#x27;t really understand why I thought it wouldn&#x27;t need instructions.<p>You can use this to push a webpage to any browser window, with minimal setup and interaction. You can make your tablet or phone a non-interactive external display.<p>Here are some instructions:<p>1. Add your device to your &quot;farm&quot; by scanning the QR code or entering the URL on that device<p>2. Optionally, edit the auto-generated name of that window (in your case &quot;mapy&quot;), to something like: &quot;tablet&quot;&#x2F;&quot;phone&quot;&#x2F;&quot;oldlaptop&quot;.<p>3. See the bookmarklet link for your device appear on your computer, drag this to your bookmark bar<p>4. Visit some website then press the bookmark =&gt; the website should now be opened on the respective device. Alternatively, you can use the REST API to send a URL or image to a device<p>With a simple Ruby script (I will publish that soon), you can watch your Desktop folder on OS X for newly created screenshots, and upload them as they are created, so in effect, you take a screenshot and it instantly appears on your tablet.