Have your tried scanning your PC using your antivirus and antispyware yet you did not find anything? You are supposed to be relieved, right? But still there are errors that keep on pestering your screen. It is because every file that you added and removed is recorded by the registry. And these things are clogging up in your registry which explains the errors you are having. Now you are annoyed because you are probably experiencing errors such as beginning of physical dump, otherwise known as the blue screen error, DLL and EXE warnings, slow PC performance, frequent crashes and freezes, and other errors that simply drains your patience.
This is the best time to clean your registry. Those errors are just caused by the accumulation of junk in your system which create start up or shut down errors and applications that are not working. You should make it a habit to clean your registry. It is like not cleaning your refrigerator for like a month and then the once nutritious foods that it contains are now crawling with molds. That is so unsanitary. Same goes with your registry.
Do not allow your computer to accumulate garbage. Garbage must be thrown away. This means that the unwanted files in your system must be removed; otherwise, they will continue to cause your trouble. After all, there are many inexpensive, quality registry cleaners in the market. You just have to choose wisely. Using a registry software will definitely improve the performance of your computer.