How to shut down search indexing in windows vista?

How to shut down search indexing in windows vista?

Windows Vista Search Indexing is constantly checking the files on
your system to make their information available for quick searching.
This is helpful, but can severely slow system performance as the
average user doesn’t use the search function frequently.
To shut down constant indexing:-
.....
1. Click the Start button.
2. Select Computer.
3. Right-click on the C: Drive icon.
4. Select Properties.
5. Select the General Tab.
6. Uncheck Index this drive for faster searching.
7. On the next dialog box, select Apply Changes to Drive C:,
subfolders and files.
8. Click OK.
.