System Services are those little applications running in backgroundul EACH operating system, most being responsible for the correct operation its and of the installed applications/programs (core services). But some of these services are useless, operating "empty" (or waiting for certain auxiliary componentIt's like printers, faxes, routers, etc.) and, implicitly, consuming resources for nothing. That's why we recommend deactivation of these services To increase the system performance dvs.
To disable a service (Careful! If you are not familiar with system services Study well the description of them To be sure you will not disable Vital services for system operation Operation) Follow the steps described below:
- open Services (taste services.msc in Search program and files in Start Menu And give Enter)

- Localize the service (or services) you want to disable and give double-click to open Properties

- in tab-ul General Change the startup type (Startup Type) for the respective service in Disable Then click on Apply and OK.

Repeat For all the services you want to disable (or in case you want to reactivated the respective service)
Pay close attention to what services you disable to avoid waking up in the impossibility of booting the system afterwards!
Use: This tutorial was done on an operating system Windows 7 Ultimate.