You need to use Mozilla's Firefox Web browser and Adblocker plugin for Firefox to remove ads from UStream channels. Please follow below steps.

1. Click here and download Firefox Web Browser.
2. Install firefox and launch it.
3. Go to https://addons.mozilla.org/en-US/firefox/addon/adblock-plus/ with firefox.
4. Click on the green Add  to Firefox button. Then click on Install Now button on the popping Install Ad-on dialogue box.
5.You will get A message saying "Adblck Plus installed Successfully" Restart firefox and access your Ustream channel with firefox.