The Windows Registry is a vital part of your machine that is responsible for the greatest part of the irritating behavior of your computer like crashes and lockups. Generally, the Registry becomes bigger due to non-existing entries from programs because of the constant installation and uninstallation of programs on your computer. Therefore, it is very important to clean the registry.
Take a look at Registry Healer 4.5 by KSL Software. It is a tool for scanning your system's Registry for old and invalid keys. With this software you have the ability to clean out all the garbage from your Registry. Though this tool is quite secure, it does not eliminate all invalid items from the Registry: it tries to correct all invalid entries by finding matching folders and files that may have been moved. Registry Healer is designed for both beginners and skilled users. Apart from that, the software offers easy, availability to a Registry key in the Windows RegEdit tool with one-click. Further, Registry Healer also provides you with the opportunity to create a back-up copy of your Registry entries, this back-up may be restored in case of failure.
Note the basic features of Registry Healer below:
- find and correct invalid file/folder registry references in Windows 95/98/NT/ME/2000/XP/2003;
- detect and delete empty registry keys;
- find and correct invalid font entries;
- find and delete obsolete Start Menu items;
- find and correct invalid application paths;
- find and correct invalid registered help files;
- find and correct invalid shared DLLs references;
- detect and correct invalid autostart registry references;
- find and remove unused software registry references;
- find and correct invalid known DLLs registry references;
- find and correct invalid registered file types;
- search for all available corrections for invalid entries;
- open folder where invalid registry entry refers to;
- open any invalid registry entry in Windows RegEdit;
- give complete registry backup before changes are made;
- backup modified only registry entries to RegEdit4 files, allowing you to restore any registry changes;

- run the program from Control Panel;
- save the list of found invalid entries into text file;
- print the list of found invalid entries;
- search the Internet for information about any detected invalid registry entry;
- schedule automatic registry scan.
This program is compatible with Windows 95 with IE4 active desktop installed, Windows 98, Windows ME, Windows NT4+SP4+IE4, Windows 2000 Professional & Server, Windows XP Home & Professional 32bit, Windows 2003 Server, Windows Vista all editions. However, Registry Healer cannot run on 64bit operating systems.
Resources:
Features of registry cleaner
Review on Registry Healer
Cleaning the Windows registry