We show a page when we update the extension to remind you of the work we are doing and let you know about any new Premium features. You can disable the page if you'd prefer not to see it: Click the AdBlock icon in the browser toolbar > gear icon > General tab and deselect the option Allow AdBlock to show occasional promotional messages. Feel free to reach out to us at help@getadblock.com with any questions. — Kat C., AdBlock Support