If your computer runs slowly, we usually think that it's time to replace or upgrade our PC. However, the reason behind your slow computer may be located in your Windows registry that is too crowded with unnecessary entries; If this is the case, then CCleaner 2020 will solve the problem. When you use your computer, your registry becomes full of unnecessary entries and this causes your computer to slow down. Registry Cleaner will delete unnecessary files in the registry and fix errors so that your computer will start performing well again. After using Registry Cleaner, you may be surprised how your computer starts running as if it were new again, and replacing it is no longer necessary.