When you delete applications and files from your computer, all kinds of junk gets left behind. Worse yet, hidden traces from your Internet browsing history can expose sensitive data and compromise privacy. A regular system checkup can keep your computer faster and safer. AOL Computer Checkup is an effortless and automatic way to keep your computer optimized and helps you protect and secure your data. Our software runs a regular PC checkup on your machine, not only keeping your computer's registry clean, but cleaning up Internet browsing history as well.