Important for Firefox users, for cleaning up the browser history Clear the check in Firefox. Otherwise, the browser is no longer displayed in full-screen mode, the menubar is no longer present and the Bookmarks Toolbar has disappeared. With a few clicks you can restore everything, but something always annoying and does not have to be.
Whether there are such phenomena in other browsers, I can not answer, unfortunately, as I only use Firefox.
Norton Utilities 16 shows the system status from his perspective. If you have time running about 2 weeks no action, then this application will inform the user with that of the system state is mediocre or even bad and recommends several actions to perform. Here, this product is more important than before, it is because as soon the system status should not worsen.
Aside from these small weaknesses, Norton Utilities 16 is a recommended product, which allows you to improve the performance of its PC / notebook again.