If you are using Windows for long enough, you should have come across a bunch of useful built-in administrative tools. But do you know that Windows has a suite of free utilities called as Sysinternals Suite Tools, that provide the best configuration, troubleshooting, and diagnostic tools? If not, you should definitely give the tools discussed below a try.
More often than not, every program you install on your system will add itself to the system startup. This helps the application to be ready for use as soon as the system starts. However, the most applications are in the startup queue, the slower system startup will be. Not only programs but there will several things that start with Windows like scheduled tasks, services, drivers, codecs, Explorer shell extensions, browser helper objects, toolbars, etc.