Ultimate Guide to Speed up Windows 7

Disabling the Search Indexing Feature in Windows 7
Right Click the “Computer” Icon in the desktop and select “Manage”.
Click “Services and Applications” in the “Computer Management” window.
Click on “Services”.
You can see a lot of services listed there. Look for “Windows Search” in that.
Right Click on “Windows Search” from the list and choose “Properties”.
The “Windows Search Properties Window” will open up. From “Startup type” click on the drop down menu and choose “Disabled”.
Click “Apply” then “OK” and that’s it. The Windows 7 Search Indexing Feature is now disabled.

Most of the Windows 7 users do less searches in there system. The Search Indexing service in Windows 7 will index keeps track of the files so that they can be found quickly when asked at some other time. This feature is useful only if you perform frequent searches on your system.
For occasional file searchers the Search Indexing service in Windows 7 is a total resource hog. It unknowingly eats up your system resources. What you need from windows 7 is maximum performance from it then i would certainly recommend you to disable this resource hogging Windows 7 Search Indexing Feature.