If your computer is performing very slowly, or you are receiving a number of reoccurring error messages such as DLL error, invalid file, missing files, invalid Active X keys or problems with start up and shut down, then you will need to carry out a thorough scan of your registry.  The registry is the master list of all the main functions, applications, settings and preferences in your computer, and any errors here can affect system wide performance.  Registry lists are constantly being updated every time you download or install new devices and programs or update your settings and preferences, and this can cause errors such ... read more