You can opt-out of the web app install prompts.<p>Edit: <a href="http:&#x2F;&#x2F;askubuntu.com&#x2F;questions&#x2F;206710&#x2F;how-do-i-disable-unity-webapps-notifications-from-popping-up-everytime-i-visit-a" rel="nofollow">http:&#x2F;&#x2F;askubuntu.com&#x2F;questions&#x2F;206710&#x2F;how-do-i-disable-unity...</a>