How to check "Registry"

[RAJAA]

I have been told that checking the "Registry", helps one, to do away with unneccesary files.Will anybody kindly offer me a solution to apply it in my PC & the benefits of the checkpoint.

[S.INDIA]

I have been told that checking the "Registry", helps one, to do away with unneccesary files.Will anybody kindly offer me a solution to apply it in my PC & the benefits of the checkpoint.

Use CCLEANER, a freeware best software to clean unnecessary files.
Link:- http://www.ccleaner.com/
To edit registry: Type 'regedit' and run.

[chroma]

The Registry does all its work in the background, so you do not have to constantly update it when you make a change to your system. For that you need to check out the following link. The worst case scenario is when your Windows operating system fails to boot. File corruption can be caused by a virus that has corrupted the registry entries. It can also be caused by a defective or broken hardware.