However, this does not mean that it is an operating system that is protected against any threat. That is why you should consider this probability when the PC begins to show ads, open windows for no reason, and even installs that you have not scheduled. One of the reasons why many people tend to prefer this style of computers is because of its popularity and low tendency to infections . So if, if necessary, it is not a virus that is affecting your computer, you should probably debug or clean your hard drive . If for a period of time your Apple computer has started to interact strangely while you are using it, you may have to consider eliminating or cleaning your Mac computer from viruses so that everything returns to normal.