If your computer has been slow of late, it could be due to spyware or viruses; but if you know you’re well protected and have already run scans which have shown up nothing, the system slowdown you’re experiencing could be rooted in the imformation database of your computer, also known as the registry. Over time, this registry becomes cluttered and disorganised, which leads to slowdown. Using a good registry repair such as the one that can be found here at registry mechanic review; you can scan your registry for the problem entries such as missing or invalid file references, and remove them quickly and easily.