Why Spyware Can Disrupt Performance of Our Computer?

Of course, because they work constantly (especially when we are online or when using abrowser) and some even change / replace the system files of the original windows withtheir files.

Of this increase the workload of a normal windows. and again sometimes a time we willbe directed to address specific site that we do not expect, and certainly we would bevery annoying, especially if we are the clouds, it will be more easily consumed adpersuasion carried by this spyware.