Cleaning up your computer
Other than having viruses on your computer, there is another internet security software to consider. Some threats are invisible to the naked eye but can be devastating so you will have to use an antispyware software to keep your computer clean. Less intrusive, you can simply schedule a checkup weekly or monthly if you want unless you have to access private information daily, then having a monitoring system would be a better idea. In any case, this is the last memory consuming solution so you should definitely have on installed on your computer already.